What did leeuwenheck do?

What does the term tough as a tiger mean? A deer with branched horns or antlers? What breeds of dogs are scruffy? When did Seaman the dog die? What is the reason for the narwhal tusk? Why is your hamster biteing your other hamster on the butt? What is the function of ovaries in the pig? What can I do for my dog who is nine years old is having trouble breathing and seems to be panting more and more Can I give him a baby aspirin He weighs about 8 pounds.? What is omnovores? How do frogs keep from hurting themselves when they make loud noises? Can chickens live with different animals instead of chickens? Why are fruits and vegetables good for guinea pigs? Does it matter how much water you put the seamonkeys in? Can people eat taste of the wild dry dog food? What happens if a queen ant dies? What does a sheep live in if a pig lives in a sty? Do Bobcats live in Central Missouri? What is the difference between lion and tiger in Hindi? Do sea lions have prey? Are gaboon pit vipers endangered?