Science
Why Some Animals Have Seemingly Disproportionate Sperm Cells – Interesting Engineering
It all has to do with internal and external fertilizers.

Did you know that a fruit fly’s sperm is 20 times the length of the animal’s body? It is indeed and the animal kingdom has a wide variety of sperm sizes.
A new study is now researching how and why these sizes differ so much. Lead author Ariel Kahrl, a postdoctoral…
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