Benjamin Franklin is in the International Swimming Hall of Fame for a pair of swim fins he invented when he was 11-years old.
Crocodiles swallow rocks to help them dive deeper
Elephants can use their trunk as a snorkel and dive.
Dartmouth makes its students pass a swim test before graduating so that they won’t drown and waste their education.
Gorillas can't swim
The penguin is the only bird that can swim and not fly
Olympic swimming is only timed to hundredths of a second because the pools aren’t built to the millimeter tolerances necessary to measure thousandths of a second.
Elephants can swim 20 miles per day
Giraffes can't swim
Snakes are unable to bite in rivers or swamps; they would drown.
Hippopotamus spend 16 hours a day in water but they can't swim. They are too muscular. They sink. Instead they just run around under the surface
Blue whales have such large blood vessels that a human being could swim through them.
Sloths can swim three times faster than they can move on land
Benjamin Franklin was inducted into the International Swimming Hall of Fame in 1968.
Elephants can swim for up to six hours and 25 miles (48km).
Rats can tread water for 3 days
Emperor penguins can dive to 1850 feet (565 meters) underwater which is deeper than any other bird and can stay under for over 20 minutes.