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How did desert iguanas adapted to their environment?

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Reptiles start out well-adapted to desert. Their scales and lack of sweat conserve moisture. They require sun exposure both to raise their body temperature and to generate vitamin D. read more

Reptiles start out well-adapted to desert. Their scales and lack of sweat conserve moisture. They require sun exposure both to raise their body temperature and to generate vitamin D. They must be warmed to nearly our body temperature, say 90f for their digestive systems to function. read more

Those lizards that spend time in the trees often develop strong, dexterous appendages, while those who spend lots of time burrowing usually exhibit reduced limbs. Some species have lost their legs entirely, and resemble snakes in numerous aspects. Lizards adapt their behavior patterns to their environment as well. read more

Any animal who lives there must possess certain characteristics and behaviors that allow them to adapt to the desert environment. Lizards accomplish that through a variety of mechanisms that negate the heat, regulate their body temperature and provide the means to survive. read more

While metachromatism relates to physical changes by lizards to adapt to the desert, thermoregulation involves behavioral adaptations that negate the desert environment. An example is the orientation of the lizard's body to the sun's angle. read more

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