GFM Network News


Putting the clock in the cock-a-doodle-do

Roosters really do know what time of day it is

Of course, roosters crow with the dawn. But are they simply reacting to the environment, or do they really know what time of day it is? Researchers reporting in a recent Current Biology, a Cell Press publication, have evidence that puts the clock in “cock-a-doodle-doo.” “‘Cock-a-doodle-doo’ symbolizes the break of dawn in many countries,” says

Celestial guidance for rolling balls of dung

You might expect dung beetles to keep their “noses to the ground,” but they are actually incredibly attuned to the sky. A report published online on January 24 in Current Biology, shows that even on the darkest of nights, African ball-rolling insects are guided by the soft glow of the Milky Way. While birds and