3ds Max 2013 file

5 objects
dolphin body with 736 polys (1,463 tris) and 743 verts
2 eyes, each with 72 polys (120 tris) and 62 verts
2 tooth (up & bottom), each with 18 polys (36 tris) and 40 verts

Dolphin body map have diffuse & normal map with 1024x1024
tooth map have cutout (mask) map with 512x512

Mental Ray texture & render

Rigged with bone, simple geometry & skin
Simple Setup using shapes with many control to animate almost any movement of body part

Put some animations for movement sample.

Put 1 morphed object target for both eyes close.