Glass eels form a magnetic memory of their estuaries’ currents in order to migrate.

Modern-day populations in India descend from a mixture of peoples living thousands of years ago in South and Central Asia, including the Bronze-Age Indus Valley Civilization, two studies reveal.

The birds also decrease their heart rate and chill their blood to maintain flight in hypoxic conditions.

Marine biologists identify smalleye stingrays using the white spots on their backs.

A decade-long study tallies the numbers of pest-eating, flower-pollinating hoverflies that travel to the UK every year, and illustrates their important ecological roles in southern Britain.

A new book about remarkable feats of migration by animals explores the front lines of research into how they do it.

The fish continue to spawn over a large area despite a drop in their numbers, a study finds.

Agriculture and other land uses can distort the levels of an earth mineral marker used to map the origins and movements of ancient humans and animals, a new study finds.

The blue lagoons of the Cuatro Ciénegas Basin provide a glimpse into the planet’s ancient past.