10 Crazy Animal Hybrids That Actually Exist
Pastimers
2017-03-01
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Some closely related species can mate even if they have different numbers of chromosomes. Przewalski's horse, for example, has 33 pairs of chromosomes instead of the 32 most horses have, but it can interbreed with regular equines anyway—the offspring takes the average and ends up with 65 chromosomes.
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