The old dichotomy between warm and cold blood is now seen as too simplistic to deal with the many and varied ways animals control their body temperature. Here are some examples:rn1. Naked mole rats don't control their own temperature but adopt that of their burrows - usually a constant 30 ℃. They are the only known ectothermic mammalsrn2. A few insects, such as the apache cicada, sweat: exuding moisture cools their bodies by a few degreesrn3. The Indian python and some other snakes shiver while incubating eggs, warming themselves by up to 8℃.
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