Why elephants and other wild animals are entering into human living area?

Poaching of wild animals is a legal act.

Explain in brief the role of animal husbandry in human welfare.

How diseases causing micro organisms enter into human beings ?

Human beings are unisexual animals, the type of syngamy in human beings is

Why are many species of animals and birds getting extinct?

Virus transmitted from animals to human

Why should we breed animals?

Why are certain marine animals termed as echinoderms ?

When the skeleton of an elephant and the skeleton of a mouse are prepared in the same size, the bones of the elephant are shown thicker than those of the mouse. Explain why the bones of an elephant are thicker than proportionate. The bones are expected to with stand the stress due to the weight of the animal.