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Wednesday October 15th 2008

Sperm trains and promiscuous rodents 20635

http://scott.sherrillmix.com/blog/biologist/sperm-trains-and-promiscous-rodents/

by oblio Fri Oct 10th, 2008 4:56pm (from #bor) [score: 118 | approval: 53%]

Sperm trains and promiscuous rodents

I had always pictured sperm as little tadpoles but it turns out that rodent sperm actually have some rather nasty looking hooks on their heads. Scientists were not sure what the purpose of these hooks was. Some guessed they were just for aerodynamics while others had observed sperm using their hooks to link up and form cooperative groups. More →

boring, hooks, rodents, science, sperm

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