Wildebeest go great distances each year. Some animals stay in the same place year-round, while others cover great distances during their migrations every spring and fall. These creatures walk, swim, ...

Scientists studying migrations, endangered species, and global change are placing tracking devices on thousands of animals that will be monitored by a satellite-based system set to launch next year.

A squid swims in the dark waters of the Mediterranean. Billions of aquatic animals, from krill to squid, travel to surface waters each night, a migration that scientists are only beginning to fully ...

Migrating animals have for a long time been tracked by recapturing tagged individuals. More recently, radio-telemetry, which requires an observer to physically follow the tagged animal, has been used.

Animal migration has fascinated humans for millennia. And for good reason: Some of the most astonishing feats of endurance are performed by long-distance migrants, such as the nine-day non-stop flight ...

New maps show the massive impact of fencing on the long-distance movements of one of Africa’s most iconic migratory wildlife ...

In the rugged terrain where Mexico and the United States meet, a border wall is just the latest obstacle fragmenting habitats and disrupting migration paths. Here’s how a cadre of conservationists is ...

​From skies filled with battalions of bats, oceans filled with feeding frenzies, to grasslands alive with herds in motion, ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. Field biologists tend to be a patient lot, often resigned to long days and weeks in ...