American alligator (Alligator mississipiensis) lying over a fallen cypress tree. It is warming itself in the heat of the sun. This animal is an exampl

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American alligator (Alligator mississipiensis) lying over a fallen cypress tree. It is warming itself in the heat of the sun. This animal is an example of an ectothermic organism, one which controls its temperature using its external environment. Photographed at Cypress Flats, Louisiana, USA.

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Size: 3638px × 2412px
Photo credit: © CLAY COLEMAN/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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