Name 7 characteristics that are unique to mammals.

The presence of hair or fur.

Sweat glands.

Glands specialized to produce milk, known as mammary glands.

Three middle ear bones.

A neocortex region in the brain, which specializes in seeing and hearing.

Specialized teeth.

A four-chambered heart.

Explanation:

These are characteristics of mammals.

Mammals are endothermic vertebrates

Have hair and fur on the body

Have mammary glands

Four chambered hearts

Have sebaceous (fat secreting glands), sudoriferus (sweat), and scent glands.

Have heterodont dentation (different types of teeth)

Posses diaphragm

Posses one single jaw bone

Have three small bones in the middle of the ear