When dragonflies mate, their tails form a love heart.
22
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
The Savannah is the largest domestic cat breed. It resembles a small leopard and behaves like a dog. They can grow up to 40 lbs, have an eight foot vertical jump, and can be trained to walk on a leash and play fetch.
17
A domestic cat can sprint at about 31 miles per hour.
274
A lion in the wild usually makes no more than twenty kills a year.
186
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12