A creature known for living in a shell is a mollusk, such as a snail or a clam.
Snake
At the beginning of the story "Makato and the Cowrie Shell," Makato was a poor young boy living with his mother in a small village. He struggled to make a living but was known for his kind heart and generous spirit.
its a type of bird
No, there is not a living creature called a lematoad. However, there is an organism called a nematoda, which is a kind of roundworm.
The creature you are referring to is a spider.
Bulbul is a singing bird also known as Nightingale
A snake with horns on its head is typically associated with the mythical creature known as a "basilisk."
Its a kind of fish found in the Atlantic, commonly known as Porgy.
A kind of bacteria called MYCOPLASMA GENITALIUM, it's diametre is only 250 nanometres.
Because it is known to man kind that it will always be a scary creature
The echidna does not come from any other creature. It is simply a member of an unusual egg-laying infraclass of mammals known as monotremes.
Leaches are annelids, just like earthworms. They are also parasites, since they feed off of the blood of living animals.