Our eye-popping Sketchfab collections let you zoom, spin, and glide around 3D scans of over 700 scientific specimens—including over 150 mammal, reptile, and bird skulls.
See what you can learn about the animals behind the scans: By comparing a variety of characteristics—from tusks to eye sockets—you’ll learn more about how these creatures protect themselves and interact with the world.
California Skulls
California grizzly bear / CAS:MAM:5567
![california grizzly bear skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/e432b8b11a54424a834503da9449fb94.jpg?itok=JzPW1wLm&c=5daed7594244e5a09c6301531687812f)
Scientific Name: Ursus arctos californicus
Age [Sex]:
Collection Date:
Locality: Marina P.O.
Higher Geography: North America, USA, California, Monterey Co.
Steller sea lion / CAS:MAM:23213
![Sea lion](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/sea-lion.jpg?itok=4DREaMpk&c=768bb3d1ab16e363cfc3e1c83a5c5cbb)
Scientific Name: Eumetopias jubatus
Age [Sex]: [M]
Collection Date: 27 Jul 1991
Locality: Point Reyes National Seashore, south end McClure’s Beach.
Sierra Nevada bighorn sheep / CAS:MAM:333
![bighorn sheep skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/e015bdfa8f844f4e9b89bf1d10bd78ad.jpg?itok=Q27BAfNB&c=d36de5e1d73e6d43442bc1208668a991)
Scientific Name: Ovis canadensis sierrae, originally classified Ovis canadensis californiana
Age [Sex]: [F]
Collection Date: 23 Dec 1910
Locality: Big Pine
Porcupine (ssp. epixanthum) / CAS:MAM:22570
![porcupine skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/c2b3e9bf4ea84dffb25c9b24ca23b772.jpg?itok=vqVFMbHW&c=d36de5e1d73e6d43442bc1208668a991)
Scientific Name: Erethizon dorsatum epixanthum
Age [Sex]: [M]
Collection Date: Sep 1983
Locality: 2 miles north of Placerville
Compare antlers, horns, and tusks
Kirk's dik-dik / CAS:MAM:15413
![dik-dik skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/d73c75b0f5a54489ab49dd4d706edcbc.jpg?itok=urVATFqO&c=d36de5e1d73e6d43442bc1208668a991)
Scientific Name: Madoqua kirki
Age [Sex]:
Collection Date:
Locality: Guaso Nyiro
Higher Geography: Africa, Kenya
Common warthog / CAS:MAM:22332
![warthog skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/8cf8aac3abf5492da0e4e15842543588.jpg?itok=FcqOgMBS&c=e29f88120b62cbf695530d2e747f143e)
Indian muntjac (M. vaginalis) / CAS:MAM:25462
![muntjac skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/e4ca92b25420472db8820b06ad4c8b2b.jpg?itok=M_xm-vv5&c=d36de5e1d73e6d43442bc1208668a991)
Scientific Name: Muntiacus muntjac vaginalis
Age [Sex]: Immature [M]
Collection Date: 24 Sep 1998
Locality: Oakland Zoo, Oakland.
Compare teeth shapes and sizes
Olympic black bear / CAS:MAM:16305
![black bear skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/8ba5d0fb4a2d4b54b6603943f0aa661c.jpg?itok=vyq0yMeh&c=516c24f9ffcd5460afd2696525fff887)
Scientific Name: Ursus americanus altifrontalis
Age [Sex]: [F]
Collection Date: 17 Jul 1905
Locality: Mt. Mars
Red kangaroo / CAS:MAM:30163
![kangaroo skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/1c623ecc22a34662b5850ec4eaab885c.jpg?itok=B8DM_VIY&c=6128ba749476ae0673859bcc0a081bae)
Scientific Name: Macropus rufus
Age [Sex]: Adult [M]
Locality: Burke Developmental Road, 97 km N of Cloncurry
Higher Geography: Australia, Australia, Queensland
Common wombat / CAS:MAM:26628
![wombat skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/096f592c19d548f6934310051999badd.jpg?itok=SEL7sFa2&c=ba9447920ff68256d58cd1a8ab41f41e)
Scientific Name: Vombatus ursinus
Age [Sex]: adult [M]
Locality: Smiggen Holes, Rosciusko National Park.
Higher Geography: Australia, Australia, New South Wales
Compare eye-socket position and orientation
Lion / CAS:MAM:21446
![lion skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/5182532a154b425b81dc967d6ea9938b.jpg?itok=0UyYX8iU&c=d36de5e1d73e6d43442bc1208668a991)
Scientific Name: Panthera leo
Age [Sex]: [M]
Collection Date: 1 Aug 1974
Locality: Kwhai River in Okavango Delta
Higher Geography: Africa, Botswana
Mandrill / CAS-MAM 15279
![mandrill skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/351e7eee5faf48f8a79f0eb9d33f26f1.jpg?itok=QhDaYR6t&c=4787a8b8fdfc2392276ae84ebe0a597e)
Scientific name: Mandrillus sphinx
Collection date: 1969
Notes: Complete skeleton. Entirely fused vertebrae.
Dall sheep / CAS:MAM:4987
![dall sheep skull](https://docent.calacademy.org/sites/default/files/styles/manual_crop_square_460px/public/057f6349361342e29c5a26825b130bd5.jpg?itok=yuGyA8h4&c=d36de5e1d73e6d43442bc1208668a991)
Scientific Name: Ovis dalli
Age [Sex]: [F]
Collection Date: 1922
Locality: 200 miles east of Teslin Lake
Higher Geography: North America, Canada, Yukon Territory