“Smoking Gun” Evidence That Mammals Were Not the First To Be Warm-Blooded - SciTechDaily

Karoo fossils provide “smoking gun” to when warm-bloodedness evolved in pre-mammalian ancestors. The ability of mammals and birds to generate their own body heat and control their body temperature is called endothermy, or warm-bloodedness. This significant di…

ByUniversity of The WitwatersrandJuly 21, 2022 A warm-blooded mammal ancestor breathing out hot hair in a frigid night. Credit: Luzia Soares Karoo fossils provide smoking gun to when warm-bloodedne… [+8323 chars]

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