Recently, after audio-recording underwater in Greenland’s fjords, two geoscientists published research on vocalizations made by narwhals.

Have Trinidadian guppies learned evasive maneuvers from Spanish bullfighters? Recent research published in the journal Current Biology¹ reports how gutsy guppies confront a regular predator, the voracious pike cichlids, like a matador. They attract the attacker to a location that can be dodged from. Then, at the last instant, the guppy pivots to safety.^1-3

For a generation of millions (maybe billions) of North American jumping bugs called cicadas—often mislabeled in America as locusts—life changes dramatically after 17 years, yet for others the special timeframe is 13 years.^1,2

And for many such periodical cicadas, reports Kirsten Geddes, it’s about that time.

James J. S. Johnson, J.D., Th.D., and Tim Clarey, Ph.D.

A recent study, from the University of Exeter in England, provides insight into how and why European pine martens need each other—but also like to keep their distance from each other. The research also covered how the presence of pine martens affects the behavior of local squirrels.^1-3