Paleontologist at the University of California, Berkeley. Interested in Functional Anatomy and Vertebrate Evolution. Self-proclaimed paleomammalogist.
Z. Jack Tseng
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The Badaling Great Wall in the Yan mountains (็ๅฑฑ) and dinosaur-age granites and limestones originating from the Jurassic/Cretaceous Yanshanian tectonic events.
#FossilFriday doubleheader from our lab: #2: Functional morphology of the first known skeleton of the double-crested, badger-like Leptarctus. sjp.pensoft.net/article/1950...
The final perspective of Smilodon populator a prey sees. Museo Argentino de Ciencias Naturales. #FossilFriday
Humanity is experiencing technical difficulties at the moment with humanity-ing, please check back laterโฆ๐ (seen in San Francisco).
@royalsociety.org @royalsocietypublishing.org
The gigantic ground sloth Megatherium at MACN in Buenos Aires, Argentina. The size of this herbivore is difficult to appreciate from the photo. A human would only stand near hip height (on the platform) next to this Ice Age megamammal! #FossilFriday
#FossilFriday doubleheader from our lab: #1: descriptive study of a beautiful skull of the early diverging sabertooth cat Adelphailurus. Lead by @narimanechatar.bsky.social doi.org/10.1080/0272...
My paper on Mesocyon is finally out! This will be part of a special issue on John Day Fossils Beds National Monument. Art by Kaori Chambers www.cambridge.org/core/journal...
Come join us! I'm recruiting postdocs and lab techs to study the functional morphology and biomechanics of walking in fishes and salamanders at the University of Virginia, with option to work at Mountain Lake Biological Station. 2 of 4 job ads are posted on my website: sandykawano.weebly.com ๐งช๐๐ฆ
Out in @jvertpaleo.bsky.social for #FossilFriday with @tsengzj.bsky.social
@amnh.org back in 22' I found a skull labelled Pseudaelurus. It turned out to be the most complete skull of Adelphailurus kansensis, an early-diverging machairodont๐ฆ๐ช doi.org/10.1080/0272...
๐จ by @gamarraptor.bsky.social
Adelphailurus kansensis is a puma-sized felid, originally described from fragmentary material in the Edson Quarry (Kansas, Mio-Pliocene). Here, we describe a nearly complete cranium from the Wikieu...
Leptarctine mustelids are Neogene carnivorans with fossil records in Asia and North America. In the 170 years since the clade was erected, all taxa within this clade have been characterised based on c...
sjp.pensoft.net
Postdoctoral Research Associate to work on the comparative biomechanics of walking-like behaviors in fishes. Apply by June 1, 2026, for full consideration. Click HERE for more information.ย Lab...
Damning interview with a former top official at USAID.
www.currentaffairs.org/news/how-elo...
Job Alert! I am recruiting a postdoc (and soon a lab tech) to study the functional morphology and biomechanics of walking-like behaviors in fishes at the University of Virginia. Details at: jobs.virginia.edu/us/en/job/R0.... Ads for postdoc+lab tech on salamander locomotion grant coming soon!
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Former USAID global health official Nicholas Enrich explains the catastrophic human toll of DOGE's cuts to the agency.
Apply for Research Associate in Biology job with University of Virginia in Charlottesville, Virginia, United States of America. Research at University of Virginia
