Science
Why do some animals have sperm 20 times the length of their bodies? – Livescience.com
Tiny females supersize sperm.
All sperm perform the same basic job: They fertilize egg cells. But in a new study, researchers have figured out that size matters, and it’s largely the female that pushes sperm to be big or small.
Sperm cells come in a huge variety of sizes. For instance,…
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