Polar bear-Polar bears are strong swimmers; they swim across bays or wide leads without hesitation. ...A polar bear's front paws propel them through the water dog-paddle style. ...A thick layer of blubber (fat), up to 11 cm (4.3 in.) ...Polar bears can obtain a swimming speed of 10 kph (6.2 mph)camel-
Camels have many adaptations that allow them to live successfully in desert conditions. Deserts are hot and dry. Winds blow sand all around, so a camel has long eyelashes. It has nostrils that can open and close.etc