For Female Fruit Flies, Mr. Right Has The Biggest Sperm

NPR – May 25, 2016

The sperm are made by some fruit fly species, and they can be more than 2 inches long — or 20 times the length of the fly’s body. The massive sperm get rolled up like a ball of yarn, and they’re so costly to make that males produce very few of them.

Do female Drosophila wince or sigh,
In the presence of an unzipped fly?

{ 1 comment… read it below or add one }

barry dickson

Funny! Read this one at the coffee shop…

Barry

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