Frog skeleton

Phylum Chordata - Subphylum Vertebrata - Class Amphibia

frogskeletonlabeled

Alligator skeleton

Phylum Chordata - Subphylum Vertebrata - Class Reptilia

alligatorskeletonlabeled

Temporal fenstrae in alligator

Holes in skull behind eyes, better view

alligatortemporalfenestrae

Turtle skeleton

Phylum Chordata - Subphylum Vertebrata - Class Reptilia
Note that turtles DO NOT have temporal fenestrae (holes in skull behind eyes)!

turtleskeletonlabeled

Turtle foreleg

Better view

turtlearm

Bird skeleton

Phylum Chordata - Subphylum Vertebrata - Class Reptilia - Subclass Aves

birdskeletonlabeled

Feather types

feathertypes

Feather anatomy

featheranatomy

Cat skeleton

Phylum Chordata - Subphylum Vertebrata - Class Mammalia

catskeletonlabeled

Cat skull bones

catskulllabeled

Mammalian teeth

dogteeth

Carnassial teeth in various mammals

Carnassials are paired upper and lower teeth (either molars or premolars and molars) modified in such a way as to allow enlarged and often self-sharpening edges to pass by each other in a shearing manner.

carnassialteeth

Human skeleton, front

Phylum Chordata - Subphylum Vertebrata - Mammalia

humanskeletonfront

Human skeleton, back

Phylum Chordata - Subphylum Vertebrata - Mammalia

humanskeletonback

Human hyoid bone

humanhyoid

Human skull bones

humanskull

Human teeth

humanteeth

Monkey skeleton

Phylum Chordata - Subphylum Vertebrata - Class Mammalia

monkeyskeletonlabeled

Monkey skeleton w/clavicle labeled

Can't see clavicle in other view

monkeyclavicle