Monogamy Pays

Breaking up is hard to do — and can be detrimental to one’s reproductive fitness, according to a new University of Pennsylvania study. Read More...

Changing Climate Synchronizes Arctic Populations

Climate change is known to affect the population dynamics of single species, such as reindeer or caribou, but the effect of climate at the community level has been much more difficult to document. Now, a group of Norwegian scientists has found that extreme climate events cause synchronized population fluctuations among all vertebrate species in a relatively simple high arctic community. Read More...