Ant sperm swim as a team

Ant sperm swim as a team

Bundles wriggle faster, may fertilize eggs better than solo gametes

By Bethany Brookshire, 15:04 PM June 10, 2014

A sperm swim team could make a desert ant a reproductive winner. A study published June 10 in Biology Letters finds that grouping sperm together in many-cell masses makes them swim faster, with possibly better reproductive results.

Reproduction is tough for the male desert ant Cataglyphis savignyi. He dies soon after mating, and the female he mates with will quickly take many other partners. After mating, the female stashes sperm from several males in a specialized organ called a spermatheca b...

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