You’ve likely heard of seasonal migration, where certain animals move from one location to another depending on external factors like weather. However, did you know there’s a form of migration that ...

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.

Animals that migrate: Every year, as the days shorten and the temperature drops, billions of animals that migrate embark on one of nature's greatest spectacles: the winter migration. This massive ...