Whales, dolphins and porpoises have no feet.
the platypus
The Kangaroo! are you really asking that?!?!
horse
All whales can do that.
The Indricotherium was the largest land mammal to ever live. It was about twenty five feet in length, 17 feet tall and weighed about 18000 kilograms.
A moth has 6 legs
Most whales can dive to 2,000 feet.
polar bear
The blue whale, at over 100 feet.
Most whales can dive more than 2000 feet.
Platypus
Rabbits