Iguanas are known to be some of the biggest lizards in the American region. Their tails, formed like whips, make up roughly half their size. Iguanas are cold-blooded animals that can easily adapt to ...

Physiological and Biochemical Zoology: Ecological and Evolutionary Approaches, Vol. 78, No. 2 (March/April 2005), pp. 163-172 (10 pages) Abstract Intermittent activity, alternating bouts of activity ...

PICACHO PEAK STATE PARK, AZ — The power of Arizona's desert predators was on full display recently in southern Arizona. Video taken by Randy Babb, a retired Arizona Game and Fish Department biologist, ...

This is an adult desert iguana (Dipsosaurus dorsalis) photographed near Palm Springs, CA, in the spring. These lizards are primarily herbivorous as adults, prefer very high body temperatures ...

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The Arizona Game & Fish Department shared a recent video taken by retired biologist Randy Babb at Picacho Peak State Park, the The Arizona Republic reported. The reptile, a sidewinder also known as a ...