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.

A wildebeest, a gorilla and a giraffe were among the life-size puppets to begin a 20,000-kilometer (12,400-mile) trek across the globe Wednesday from the DR Congo capital, to raise awareness about ...

The great migration is the largest circular movement of animals on the planet.

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 ...

West Africa correspondent Sam Mednick spent half a year fighting for access to cover South Sudan’s spring animal migration, and it paid off when AP was the only international team to gather ...