Biology

Snakes may be among nature’s most successful evolutionary experiments, but their origin has never followed a simple script. Today, more...

Butterflies are often treated as symbols of beauty, but their ecological importance is far more consequential. Because they respond quickly...

Intensive use of anthelmintic drugs is reshaping parasite populations in cattle, and a new study from Argentina has captured that...

A plant’s first steps into a new habitat can leave a molecular footprint far deeper than scientists once imagined. A...

A brief recording of ordinary speech may carry far more neurological information than clinicians can hear by ear alone. In...

An international team of scientists has described seven new species of diamond frogs from Madagascar, revealing that the island’s secretive...

Cells across the eukaryotic tree of life appear to rely on a remarkably ancient system for switching genes on, while...

More than 100 shallow lakes extending across roughly 1,000 kilometers of coastline in southern Brazil and Uruguay could become one...

A small study of orphaned grizzly bears released into the wild has raised troubling questions about whether conventional rehabilitation methods...

A new mathematical study of competing populations suggests that winning the evolutionary race is not determined by reproductive fitness alone....