Birdwatch Note Rating
2024-01-14 10:09:59 UTC - HELPFUL
Rated by Participant: CC9615F2C2CB6E06646C9A86DAC06DD8804CA72CE39D99DB6B23DE7FAB8C9591
Participant Details
Original Note:
Humans have K9 teeth, for the same reason as other animals with more obvious K9 teeth. In humans, evolution has led to K9 teeth shrinking, becoming the shortest among omnivores. https://www.biologyonline.com/articles/humans-omnivores https://www.newscientist.com/article/2299286-canine-teeth-shrank-in-human-ancestors-at-least-4-5-million-years-ago/
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