Leather can be made from pigs
Pigs give us ham, pork, bacon, sausage, hot dogs, etc. Leather (pigskin)
Yes, the covering is leather, from cows or pigs.
None they are made out of leather.
That is what the ball was made of, leather from pigs.
pigs bladder in the middle rapped in cow skin (leather)
Pig leather is very nice and durable and it is possible to be used for making garments as well. Leather is processed animal skin. That is why there is goat skin leather, cow hide, lamb skin leather, ostrich leather... All you have to do is ask what type of leather is used to make a product.
Leather can be derived from almost any mammal hide. But most commonly leather comes from cows. Deer also are a good source of leather. Snake Crocodile are also other good source of leather. Any animal/reptile/bird/fish with a removable skin can be used to make leather. The most common are cow and pig but others are also used for handbags, clothing etc.
because people and animals have a rubbery skin type leather on our body.
The same place as always- The skin of cows, pigs, goats and sheep.
No ,casings are either a synthetic plastic or intestines of sheep and pigs.
Only if it's treated... it helps to keep their teeth trimmed.