Answer:
Leather: Most leather produced and sold in the U.S. is made from the skins of cattle and calves, but leather is also made from sheep, lambs, goats, and pigs. Other species are hunted and killed specifically for their skins, including zebras, bison, kangaroos, elephants, crocodiles, alligators, ostriches, lizards, and snakes.
Wool: Wool primarily comes from sheep, with Merino wool coming from Merino sheep. Wool is made up of the protein keratin - the same protein found in human hair.
Step-by-step explanation: