Question

Write the characteristics of Class Mammalia.

Answer 1

Characteristics of class - Mammalia are ; Developed mammary glands are found in females, mothers feed milk to young ones secreted by mammary glands. Their body is divided into head, neck, thorax, abdomen and tail. Hair are present as exoskeleton on the body. Ear pinnae (External ear) is present. They are warm-blooded. They respire through the lungs. The heart is four-chambered. The heart has 2 auricles and 2 ventricles. Most of the mammals are viviparous.
Examples are: Pteropus (bat), Homo (man), Herpestes (mongoose), Ratus (rat), Panthera (lion, tiger).