Skeleton of the squirrel, showing its relation to the body Check out that skull and those teeth - the family Sciuridae is more closely related to beavers, dormice, and porcupines, than they are to your average household rodent, despite looking like “fancy-dress rats”. The skull is often a key differentiating factor for comparative zoologists. The design of the inner ear and teeth/jaws can often point to a very different (and much more accurate) classification of a species than body type. Animal Forms: A Textbook of Zoology. David S. Jordan and Harold Heath, 1902.

Skeleton of the squirrel, showing its relation to the body

Check out that skull and those teeth - the family Sciuridae is more closely related to beavers, dormice, and porcupines, than they are to your average household rodent, despite looking like “fancy-dress rats”.

The skull is often a key differentiating factor for comparative zoologists. The design of the inner ear and teeth/jaws can often point to a very different (and much more accurate) classification of a species than body type.

Animal Forms: A Textbook of Zoology. David S. Jordan and Harold Heath, 1902.

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    I’m actually working on articulating...squirrel skeleton right now =D