How Do Alligators Breathe Underwater?

Answer

Alligators cannot breathe underwater. When an alligator goes underwater, it slows it's heart rate down. An alligator can stay underwater for a long period of time due to the slow heart rate.
Q&A Related to "How Do Alligators Breathe Underwater?"
They don't. They can hold their breath for long periods, and can slow their metabolism to minimize how often they have to breathe.
http://wiki.answers.com/Q/How+do+alligators+breath...
Alligators can hold their breath from 4 - 15 minutes but can
http://www.chacha.com/question/how-long-can-an-all...
Fish, unlike most land dwelling animals, have gills. Gills, like our lungs, are what extract the oxygen from the water. The gills draw water through and as it passes, they pull the
http://answers.ask.com/Science/Biology/how_do_fish...
Water that is inhabited by fish contains oxygen that is dissolved into the water. However, the water contains only 1/20 the amount of oxygen in it that air does. Fish, then, need
http://www.ehow.com/how-does_4598615_fish-breathe-...
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