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2023
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It's often stated that animals like cockroaches, sharks, and alligators have remained unchanged for millions of years. How true is that? Is it just morphological or are they also genetically close enough to be the same species?
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r/askscience
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It's often stated that animals like cockroaches, sharks, and alligators have remained unchanged for millions of years. How true is that? Is it just morphological or are they also genetically close enough to be the same species?
1522
askscience
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10
9
8
7
6
5
4
3
2
1
0
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