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 ...

Treating collapsing trachea in dogs can be a daunting prospect for owners. Tracheal collapse occurs when the windpipe becomes flattened and the airflow in and out of the lungs is obstructed.

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 ...