What is a female kangaroo called and what are finger nails made out of.?

This is my science extra credit and im trying to get a masters....What is a female kangaroo called and what are finger nails made out of.?
A female kangaroo is called a doe, or a flyer.





Nails grow from a ';growth plate'; located at the base of the nail. It's the half-moon shaped area at the base of the nail near where the skin connects. Nails are fomed by special cells called epithelium. Epithelial cells grow from the growth plate and as they mature, they are pushed outward. During growth they die and the inside of the cells become filled with a hard protein called ';Keratin';. It is the keratin that makes our nails hard and tough.What is a female kangaroo called and what are finger nails made out of.?
female kangaroos are does.





fingernails are a type of collagen tissue.





Are you sure this is needed for a masters?
Doe.


Keratin.
Female kangaroo is called a Doe. Fingernails are made of keratin, similar to hair.