Dogs have 13 paired ribs, numbered 1–13, which articulate with thoracic vertebra of the same number. The diaphragm arises from the ventral borders of the third and fourth lumbar vertebrae and ...

Disney fans probably remember the scene in the classic 1961 film “101 Dalmatians” in which the Dalmatian Pongo sits by a window, watching other dogs and their owners walk by outside.

Prairie dogs live in underground burrows, extensive warrens of tunnels and chambers marked by many mounds of packed earth at their surface entrances. Burrows have defined nurseries, sleeping ...

They have three ear bones, which allow for better hearing. They also have a special muscle called a diaphragm muscle that helps in breathing. Birds are warm-blooded animals with feathers ...