Alligator eggs become male or female depending on the temperature, male in warmer temperatures and female in cooler temperatures.

Sharks have outstanding hearing. They can hear a fish thrashing in the water from as far as 500 metres away!

Castaways Travel, a Houston-area travel agency, offers an all-nude flight to Cancun Mexico. Once the plane reaches cruising altitude, you are allowed to take off all your clothes and roam about the cabin.

AMAZING FACTS