How big is the rats oesophagus?

How can you keep the orcas from becoming extinct? Does chihuahua has same ancestor as greate dane? How much is a flea comb for a rabbit? How many hours do pigs sleep each day? How do you make your dog pass out without harm? Is a domestic short hair cat hypo allergenic? What is the best dog for people with special needs? Why are pregnant dogs kill right away at the pound? Where do hyenas live India or Asia? How tall is a pygmy hippo? How heavy are chimps? What are the similarities and differences the extinction of mammoths and the possible extinction of Asian elephants? In her lifetime how many fawns does a doe have? What dog is bigger than a mastiff? Are orcas extinct? In fox hunting can puppies be used? Were do Rat Terriers come from? What does a Squirrel monkeys name mean? Is a grizzly bear a pack animal? Opposite gender of a colt?