Who discovered the first snowshoe?

Does a rabbit produce saliva? Why does your dog suddenly vomit and have dark bloody stools that smells unusually bad? When do pomeranian start to walk? Why did dannys dad give up poaching? Who attacks foxes and who are its predators? What kind of insects do jerboas eat? What countries do mountain lions live in? Why does a horse wear a gel pad? What is the possessive noun for fox? Do a grizzly bears kill thing? Is a wolverine a herbivore? Why does your 10-year-old Maltese sleep a lot? What is a chipmunk's predators? What would be the expected frequency of agouti brown offspring in the litter? What kind of vet do you take a giraffe to? What is bedheaded? What is the recommended slope for a deck so that water will not pool on the wood? Can kangaroos fight? What is cage diving? How did horses help the Indians?