The European Space Agency has released new images of a rare "butterfly" crater on the Red Planet. The bug-like structure sports a pair of smooth, rocky wings, which were likely "fluidized" by buried ...

On May 19, just as he had on most sunny spring days for the past 21 years, Bryan Pfeiffer went on a quest. As always, he aimed his truck toward one of the remote bogs that populate northern Vermont, ...

Climate change is having a dramatic effect on the lives of British butterflies - they are emerging earlier, changing in size and living in new habitats. Museum researchers Steve Brooks and Dr Angela ...

Mimicry has had a significant historical influence as a tractable system for studying adaptation and is known to play a role in speciation. Here, we discuss recent theoretical treatment of adaptive ...