Friday, 17 January 2014

How Queen Bees Reign Over Reproduction

By Tanya Lewis, Staff Writer | January 16, 2014 02:29pm ET

When it comes to reproduction in social insects, nobody competes with the queen.

For some time, scientists have known that queen insects give off chemical signals that prevent workers from reproducing. When a queen kicks the bucket, the signals wear off, and the workers become fertile again. Now, researchers have found that queen ants, wasps and bumblebees all use a similar type of chemical to signal fertility, which their ancestors evolved millions of years ago.

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