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Ole Zant Profile
Ole Zant

@TheBioBob

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Scientific illustrator / Paleoartist. Museum fossil preparator and researcher. Admirer of spinosaurs, carcharodontosaurs and Cretaceous North Africa.

The Netherlands
Joined October 2017
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@TheBioBob
Ole Zant
25 days
Hello #PortfolioDay ! I'm Ole and I draw reconstructions of extinct animals.
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@TheBioBob
Ole Zant
3 months
People think this for real
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@Mhuyo
Mhuyo
3 months
Here's the template, use responsibly.
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@TheBioBob
Ole Zant
2 years
We should start putting humans on our dinosaur drawings.
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@TheBioBob
Ole Zant
2 years
#PrehistoricPlanet fact. Not all animals were CGI. Some were shot for real. (Clip unrelated)
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@TheBioBob
Ole Zant
2 years
Which one is it gonna be? #Spinosaurus
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@TheBioBob
Ole Zant
4 years
A new paper by Ibrahim et al. just dropped describing a Spinosaurus tail which confirms that it had a very aquatic lifestyle! And it's the tail of the 2014 specimen!!! #Spinosaurus
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@TheBioBob
Ole Zant
2 years
Here's a wip of my Carcharodontosaurus and Alanqa artwork. It's still far from finished. Since I don't often draw pterosaurs any tips concerning anatomy (or how to draw fur) would be appreciated.
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@TheBioBob
Ole Zant
6 months
Carcharodontosaurus catching an Alanqa
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@TheBioBob
Ole Zant
2 years
It is finally done! Nigersaurus from the Elrhaz Formation of Niger.
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@TheBioBob
Ole Zant
2 years
New Spinosaurus paper just got released! Showing how spinosaurids and especially Spinosaurus had denser bones than other dinosaurs. This extra weight allowed them to be more efficient swimmers!
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@TheBioBob
Ole Zant
1 year
The new Spinosaurus mount has an updated skeletal next to it. And it incorporates the new recently found neotype caudals (as well as a new cervical it seems).
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@Bhmllr
Ben Miller 🦕🏛🦎
1 year
And kudos to the squad of Italian artists featured in the displays: Davide Bonadonna, Marco Auditore, and Fabio Manucci!
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@TheBioBob
Ole Zant
2 years
Looks like the Spinosaurus biomechanics research results got leaked.
@JeanAnimate
Jean Nguyen
2 years
Thanks for all the likes and follows from the block pass, here's the polish. Personal Work. DinoSword, SpinoSwordrus Combo Attack. Jurassic World meets Dark Souls using Cloud's buster sword from Final Fantasy. #3danimation #dinosaur #animation
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@TheBioBob
Ole Zant
2 years
Sharing my Spinosaurus reconstruction again, as more research on this bizarre aquatic dinosaur was just published.
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@TheBioBob
Ole Zant
1 year
My hypothesis for Irritator's jaws that are (weirdly) pushed outward when opened.
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@TheBioBob
Ole Zant
3 years
New Kem Kem drawing! This is my biggest artwork yet but it was a lot of fun to research and make. #Spinosaurus #KemKemGroup #sciart #paleoart #paleontology Some close-ups and explanation in the comments.
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@TheBioBob
Ole Zant
2 months
No time to do a full Spinosaurus reconstruction unfortunately, but I did make a quick color sketch.
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@TheBioBob
Ole Zant
2 months
A quick Spinosaurus sketch to celebrate recent news!
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@TheBioBob
Ole Zant
2 years
Drawing dinosaurs again!
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@TheBioBob
Ole Zant
1 year
Apparently the new apple vr headset will have some new 3D Prehistoric Planet related footage! #PrehistoricPlanet
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@TheBioBob
Ole Zant
3 years
There are few things as creepy as museums at night
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@TheBioBob
Ole Zant
2 years
It's been two years since the announcement of the discovery of Spinosaurus' bizarre newt like tail! Let's hope for many more discoveries in the future. #Spinosaurus
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@TheBioBob
Ole Zant
3 years
Working on the Nigersaurus again. (WIP)
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@TheBioBob
Ole Zant
1 month
My reconstruction of the extinct softshell turtle Axestemys infernalis. I made this one for the authors of the newly discovered skull that was finally published last week!
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@TheBioBob
Ole Zant
2 years
Unfortunate how this shot didn't end up in #PrehistoricPlanet I love how the baby T. rex rears up. A pose which is often avoided because of it's similarities with outdated reconstructions.
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@TheBioBob
Ole Zant
3 years
Contrary to what the old Twitter crop might want you to believe. I actually draw whole dinosaurs. Not just their tails.
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@TheBioBob
Ole Zant
2 years
A Spinosaurus paper was just released. Interestingly it seems math doesn't support it diving, nor swimming effectively. Although surely there are yet arguments against this. Anyway, I've already made art of both an aquatic and semiaquatic Spinosaurus. At least one must hold up 😅
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@TheBioBob
Ole Zant
3 years
A new paper was released just today! The Spinosaurus holotype turns out to be synonymous with Carcharodontosaurus so Carcharodontosaurus is now Spinosaurus aegyptiacus! All the spinosaurid fossils from Morocco are now Sigilmassasaurus! .
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@TheBioBob
Ole Zant
6 months
In this thread I'll be sharing the science behind my Carcharodontosaurus reconstruction with photos of the fossils and close-ups of the illustration. 👇 (1/9)
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@TheBioBob
Ole Zant
2 years
He tried to run but I got him on camera!
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@TheBioBob
Ole Zant
11 months
Fossil preparation isn't always without its dangers.
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@TheBioBob
Ole Zant
1 year
What the hell?
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@TheBioBob
Ole Zant
7 months
For anyone wondering if azhdarchids would be too heavy to fly after eating a dinosaur:
@biffdon
Invisidon
7 months
Eagle carrying an entire adult deer
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@TheBioBob
Ole Zant
2 years
Hello #PortfolioDay I draw accurate dinosaurs and their ancient environments
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@TheBioBob
Ole Zant
1 year
Ceratosuchops inferodios. A baryonychine spinosaur from the UK.
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@TheBioBob
Ole Zant
2 months
I'd say I'd be happy with a Spinosaurus in Walking With Dinosaurs but they already confirmed that one! So now I'm hoping we get to see a Carcharodontosaurus too!
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@raftingzalmoxes
Palaeoncryptozoologist Briton
2 months
#WWDSeries2 Are there any other creatures you particularly want to see that are from these four formations?
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@TheBioBob
Ole Zant
2 years
Hello #PortfolioDay I'm an artist focused on depicting accurate dinosaurs in their natural habitat.
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@TheBioBob
Ole Zant
9 months
Loving how many awesome Carcharodontosaurus reconstructions I've seen recently! Mine will soon be done too. 👀 (Yes, I've been working on this one for over a year now...)
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@TheBioBob
Ole Zant
2 years
Finished this Camarasaurus head reconstruction almost a year ago. It's about time I share it.
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@TheBioBob
Ole Zant
2 years
#artistsontwitter #ArtistOnTwitter I draw dinosaurs! (And environments, I actually spend more time on those 😬)
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@TheBioBob
Ole Zant
2 years
Changed my profile picture for the first time in years. The Spinosaurus had some inaccuracies so it was about time. Also my profile pic eats plants now so that's neat.
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@TheBioBob
Ole Zant
1 year
Interesting how the back of the lower jaws of Irritator expand laterally when the mouth is opened. It seems the most likely explanation for this is pressure buildup when opening the mouth. Allowing the mouth to shut extra quickly. Which would be advantageous when catching fish.
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@TheBioBob
Ole Zant
2 months
I can finally share what Triassic fossils I've preparated the past few years! As the new Oertijdmuseum exhibition has opened! This is, to my knowledge, the most complete adult phytosaur head from Europe. A thread (with more animals & photos) 👇🏻
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@TheBioBob
Ole Zant
2 months
A quick Spinosaurus sketch to celebrate recent news!
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@TheBioBob
Ole Zant
4 years
I finally finished my new Kem Kem paleoartwork featuring a juvenile Spinosaurus and accurate flora and fauna. #paleoart #paleontology #Spinosaurus #sciart Close-ups and elaboration in the comments.
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@TheBioBob
Ole Zant
1 year
*Spot* the difference. Still not done but worth the hours. Carcharodontosaurus saharicus
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@TheBioBob
Ole Zant
2 years
There's some titanosaur goodness in the works 👀
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@TheBioBob
Ole Zant
4 years
For #FossilFriday I edited the skeletal from Ibrahim et al. 2020 to show the placement of the holotypical neural spines of Spinosaurus. I also edited it to show the placement of the dorsal spines in a speculative round sail. #Spinosaurus #Paleontology [THREAD 1/4]
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@TheBioBob
Ole Zant
1 year
Hello #PortfolioDay ! I make scientifically accurate illustrations of extinct animals (and plants).
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@TheBioBob
Ole Zant
4 months
Hello #PortfolioDay ! I make reconstructions of extinct animals.
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@TheBioBob
Ole Zant
11 months
Advertise your account with one image 🦕
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@JoschuaKnuppe
Joschua Knüppe
11 months
Advertise your account with one image.
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@TheBioBob
Ole Zant
1 year
Weird li'l guy (Kaprosuchus)
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@TheBioBob
Ole Zant
4 years
I made a new work of #paleoart Carcharodontosaurus treading the floodplains of North Africa. The Leptostomia are foraging for food but they would rather not get stepped on. #FossilFriday #Carcharodontosaurus #Leptostomia
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@TheBioBob
Ole Zant
2 years
Hello #PortfolioDay I draw dinosaurs!
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@TheBioBob
Ole Zant
3 years
Sketched two of my favourite dinosaurs today. Spinosaurus and Sigilmassasaurus.
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@TheBioBob
Ole Zant
1 year
A Krasiejów phytosaur scavenging a Metoposaurus carcass. Pencil on paper.
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@TheBioBob
Ole Zant
9 months
Had to sketch an Inawentu. Perfect skull, you love to see it.
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@TheBioBob
Ole Zant
2 years
North African river animals for #GetYourArtUnderwater from a time when the Sahara still had water.
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@TheBioBob
Ole Zant
5 years
Just finished my reconstruction of the Kem Kem Beds. I wanted to depict the environment with it's variety of life this time, not just a Spinosaurus. #KemKemBeds #Spinosaurus #Elosuchus #paleoart #FossilFriday #sciart
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@TheBioBob
Ole Zant
2 years
Drawing plants 😤
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@TheBioBob
Ole Zant
2 years
Here are some of my dinosaur reconstructions for #sciartportfolioweek
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@TheBioBob
Ole Zant
2 years
It's 1 am again and I can't sleep. Only one solution: draw another #Spinosaurus
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@TheBioBob
Ole Zant
1 year
QRT with your faces
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@SerpenIllus
Gabriel N. U.
1 year
QRT with your faces
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@TheBioBob
Ole Zant
5 months
This tweet trend made me realize that I don't draw like most people at all 😂 My first version already has the lighting incorporated and I just paint over it until I think it looks done 😂
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@arvalis
RJ Palmer @ Gen Con AS37
5 months
Before Render // After Render It was fun trying to fake the 3D Pokemon card illustration aesthetic entirely in 2D
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@TheBioBob
Ole Zant
5 months
Quick reminder I actually worked on Big Al 2. Great to see him getting a new permanent spot.
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@JordanBestwick1
Jordan Bestwick
5 months
As promised, here are a couple of highlights of the newly refurbished @UZH_en palaeontological museum! Starting things off with our very own Big Al 2.0 Allosaurus (1/6)
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@TheBioBob
Ole Zant
2 months
Weird Nigerien critters Suchomimus and Nigersaurus
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@TheBioBob
Ole Zant
4 years
A Spinosaurus color/composition sketch. #paleoart #sciart #Spinosaurus
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@TheBioBob
Ole Zant
4 years
#NobodyArtistClub Hello, I like to draw extinct animals and their environments. Here are some examples of my art.
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@TheBioBob
Ole Zant
2 years
I'm running out of ideas.
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@TheBioBob
Ole Zant
1 year
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@TheBioBob
Ole Zant
4 years
New paleoartwork! The famous Archaeopteryx taking off. It took way too long to make this because I wanted to get the wings just right, but I'm pretty happy with the result. #paleoart #sciart #Archaeopteryx #FossilFriday
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@TheBioBob
Ole Zant
4 years
I don't normally make/post memes but these are of scientific importance. #mammothcube (Artwork in last image by Stålenhag)
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@TheBioBob
Ole Zant
3 years
New spinosaurid paper just got released! It's about the rostral morphology of Spinosaurids. Here are some images from the paper comparing the premaxillae. Some pics are reused from older papers, others were newly taken.
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@TheBioBob
Ole Zant
5 years
I've been working on this illustration for a while. It's the most detailed artwork I've done so far. It displays two Diplodocuses resting in the shadow and a curious Othnielosaurus among the ferns. #paleoart #sciart #FossilFriday #paleontology #Morrison #Diplodocus
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@TheBioBob
Ole Zant
4 years
I might start working on another #Spinosaurus reconstruction. I've already made some color and composition sketches. I can't wait to have to update it halfway through because of an unexpected paper. #paleoart
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@TheBioBob
Ole Zant
2 years
Sketched another Suchomimus because they are weird.
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@TheBioBob
Ole Zant
1 year
I've finally found it! The original publication of Spinosaurus! From 1915! #Spinosaurus
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@TheBioBob
Ole Zant
2 years
Here's my reconstruction of the new dinosaur, Meraxes gigas!
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@TheBioBob
Ole Zant
3 years
I got a brand new set of pencils! Here's an Acrocanthosaurus I made to test them out.
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@TheBioBob
Ole Zant
4 years
Juvenile Spinosaurus skull reconstruction. I drew this over my recent juvenile Spinosaurus artwork. #paleoart #sciart #skeletal #Spinosaurus
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@TheBioBob
Ole Zant
3 years
A 2020 Spinosaurus press release video showed a skeletal reconstruction (left) that differs slightly from the paper (right). It has some bones that were absent or moved in the final recon. It is obviously inaccurate now. But I'll point out some stuff I noticed in this THREAD
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@TheBioBob
Ole Zant
5 years
It's #PortfolioDay (again)! Here's some art of mine. Mostly reconstructions of extinct animals.
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@TheBioBob
Ole Zant
3 years
The diplodocid skeleton at the Oertijdmuseum in the Netherlands seems to be a new genus/species! It's been publicly announced this week so I can finally share it. It'll take a while before it's published and officially named though.
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@TheBioBob
Ole Zant
2 years
The man himself
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@TheBioBob
Ole Zant
1 year
Two years ago, among unpreparated Morrison Formation material I identified an unknown bone to be an Allosaurus lacrimal. From Big Al 2 specifically! After preparation it was reunited with the rest of Big Al 2, the most complete Allosaurus, who is now a little more complete.
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@TheBioBob
Ole Zant
4 years
I immediately made a reconstruction of the new Spinosaurus. It looks so aquatic I start to question whether it spent any considerable time on land. #Paleoart #Spinosaurus #Paleontology
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@TheBioBob
Ole Zant
3 years
Hey, I remember making this edit for April Fool's. Don't forget about his buddy, sailed Carcharodontosaurus.
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@Riamus01
🇵🇸🇺🇦RIAMUS (commissions open!!)
3 years
Spinosaurus is literally a Chinese Dragon (aka a Lung) if you remove its sail
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@TheBioBob
Ole Zant
3 years
Whenever I have nothing to do I just sketch a Spinosaurus #paleoart #Spinosaurus
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@TheBioBob
Ole Zant
5 years
Spinosaurid lips THREAD Theropods have been depicted with lips for quite some time now, but not Spinosaurids. In this thread I explain why they might have had lips and what it may have looked like. #Spinosauridae #Spinosaurus #Paleontology #paleoart #sciart #FossilFriday (1/6)
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@TheBioBob
Ole Zant
1 year
Perucetus colossus Sketching it in an attempt to grasp this thing.
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@TheBioBob
Ole Zant
1 year
Long necked dinosaur
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@TheBioBob
Ole Zant
11 months
Giganotosaurus carolinii and its weird keratinous nasal ridges. #paleoart
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@TheBioBob
Ole Zant
4 years
I made a juvenile Spinosaurus skull skeletal in preparation of a juvenile Spinosaurus artwork I'm working on. This is my first skeletal and not of good quality but it turned out better than expected. #paleoart #sciart #PaleoartProcess #FossilFriday #Spinosaurus
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@TheBioBob
Ole Zant
2 years
Sketched some Morrison Formation dinosaurs today. Galeamopus pabsti and Allosaurus jimmadseni.
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@TheBioBob
Ole Zant
1 year
@AGamingBeaver If only their femur's marrow cavity was filled with solid bone 😔 (it was)
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@TheBioBob
Ole Zant
4 years
Here's a sneak peek of the juvenile Spinosaurus in the Kem Kem I'm working on. It's still far from finished. I'm also using more natural colors than in my other recent artworks. (WIP) #Paleoart #PaleoartProcess #FossilFriday
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@TheBioBob
Ole Zant
1 month
@SalmonArtist "You can't have it all kid."
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@TheBioBob
Ole Zant
6 months
Quoting this tweet as I see people are liking this art again. Such bizarre animals, I can't get bored staring at them either.
@TheBioBob
Ole Zant
2 years
It is finally done! Nigersaurus from the Elrhaz Formation of Niger.
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@TheBioBob
Ole Zant
4 years
I reconstruct and draw extinct animals. Here is some of my art. #AnimalArtistsUnit #AnimalArtistsUnite
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@TheBioBob
Ole Zant
1 year
Drop something green from your gallery 🌲🌳🌿 (At last drawing plants pays off)
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@JuliotheArtist
Julio the Artist 🦕🌿
1 year
Drop something green from your gallery ☘️
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@TheBioBob
Ole Zant
3 years
I recently found my first Nothosaurus tooth in the Netherlands! I preparated it today, really happy with the preservation.
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@TheBioBob
Ole Zant
1 year
Who else got chills at this part? Best moment in Prehistoric Planet 2 in my opinion. #PrehistoricPlanet #PrehistoricPlanet2
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