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, ...

Climate change has a wide range of effects on wildlife. It affects seasonal migration, reproduction times, body size and mass ...

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 ...

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.

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

COLUMBUS, Ohio — The warm weather has arrived, and more signs of spring are sprouting up — from flowers blooming to animals appearing. One animal in particular has begun migrating north from Mexico ...

People have always been interested in where wild animals go, especially when they were a primary food source. Now one of the questions is: why are North American grassland bird populations shrinking?

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

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.