Birdwatch Note Rating
2024-01-14 12:29:24 UTC - HELPFUL
Rated by Participant: 3FC3B9BFFD8C38A71968D91AB2C39147254A43DD630FBFBE6305C33FA4229D38
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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