Which is the largest poisonous snake?

Among the following which one is a Homeothermic animal.

______ is referred to as farmer's friend.

Fishes live in fresh water and breed in the ocean, this migration is called as

Who is the father of zoology?

__________ is called as the good indicators of environmental changes.

Which is the largest phylum?

Animals are classified into vertebrates and invertebrates based on the presence and absence of

What is the action of the drug that derived form the extract of poison arrow frog?

During the time of delivery, the mother experience severe labour pain, Name the hormone responsible for it?