Question

write three differences between animals belonging to aves group and those in mammalia group

Answer 1

1.crop glands r present in ages.
2. there bones r pneumatic
3.they have mammary glands. (mammals)

Answer 2

Answer:

Similarities between Aves and Mammalia :

• Warm blooded (Homoiothermous).
• Presence of four-chambered heart.
• Respiration by lungs.

Differences between Aves and Mammalia :

• Body of aves is covered with feathers while that of mammals is covered by hair.
• Birds are oviparous while mammals are viviparous.
• Birds are toothless while mammals have different types of teeth.