Social Spiders Divide Labor According to Body Size and Condition
At first glance, colonies of thousands of social spiders all look the same and are busy with the same tasks. Not so, say researchers Carl Keiser and Devin Jones of […]
Galloping Dung Beetles Ditch their Wings
A species of dung beetle in the Western Cape of South Africa has given up its ability to fly and instead gallops across the sand in a behaviour which researchers […]