An extensive, decades-long analysis tracking endangered caribou populations has revealed that migration patterns are eroding.

I first heard about the project to facilitate a human-led migration of the northern bald ibis from a documentary producer named Amanda Pollak, who was prepping for a film about these endangered birds.

A rchaeologists Unearth Bones from More than 10 Human Skeletons Inside a Cave, Shed Light on Prehistoric Migration Patterns and Cultures In a path-breaking discovery rewriting the history of ...