Need some sort of models of animal bodies to study

[mamasaurus]

My DD wants to learn about animal bodies - bone structure, organs, etc., and how/why they get sick.

I want to get some sort of models of animal bodies to study - cats, dogs, pets primarily. Not real bodies! Just models... Because she wants to tie this into a field trip to the vet.

Does anyone have any online resources for these kinds of models?

[jenfl]

Maybe these?

http://www.usahobby.com/science/anatomy.php

They're a little more exotic than dogs and cats, but the detail is amazing.