Migration is a survival mechanism for many species. Animals travel to find food, reproduce, reduce competition, escape predators or escape winter. Whether mammal, bird, fish or insect, a migrating ...

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.

Migration is one of nature's most remarkable behaviors. For generations, many species have followed predictable seasonal routes between breeding, feeding, and wintering grounds. These movements often ...