Question 4
What are the differences between animals belonging to the Aves group and those in the mammalian group?
AvesMammalsIn aves, body is covered withIn mammals, body is covered with hairs. They do not havefeathers and they possess a beakfeathers and the beakMammary glands are absent in aves.Mammary glands are present in mammals. Some of them layThey lay eggs. Hence, they areeggs and some give birth to young ones. Hence, they are bothoviparousoviparous and viviparous