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Then why do four legged animals still exist? Especially animals that walk a lot. Elk, wolves, etc...
by missedthecue 6y ago
Then why do four legged animals still exist? Especially animals that walk a lot. Elk, wolves, etc...
- sharatvir 6y agoCould be misremembering but I recall reading that bipedalism in humans correlates with a narrowing of the birth canal, potentially increasing mortality during childbirth and also selecting for infants that are underdeveloped compared to other newborn mammals.
- monocasa 6y agoThey can reach higher top speeds.