Mammals and Birds and Some Larger, Faster Fishes Are "Cold-Blooded

question 23

True/False

Mammals and birds and some larger, faster fishes are "cold-blooded", or ectothermic.

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Definitions:

Marsupials

Mammals characterized by giving birth to partially developed offspring that complete their development in an external pouch.

Greenhouse Effect

A natural process where certain gases in Earth's atmosphere trap heat, keeping the planet warmer than it would be otherwise.

Solar Radiation

The electromagnetic energy emitted by the sun, including visible light, ultraviolet light, and infrared energy, which is a key driver of Earth's climate and ecosystem.

Macroevolution

Macroevolution is evolution occurring above the species level, including the origination, diversification, and extinction of species over long periods of evolutionary time.