Detail this asset from Unity Store: Original Link
This is a paid asset, but now you can download Pteranodon Free.
Pterodactyle dinosaur animated with 10 animations ( fly, soar, land, take off, walk, die, idles…).
The model is 1849 verts. It has Diffuse map with Specular, and Normal Map ( up to 2048 ).
You can check some of of the main animations in the WEBPLAYER DEMO and the animation list.