Colombian marine biologist Fernando Trujillo has spent a lifetime working with the endangered creatures, which offer a window ...

During mating season, which runs from April 16 until Aug. 14 every year, it is also illegal to prevent them from returning to their roosts to prevent flightless young bats from getting trapped ...

The songs are long – sometimes up to 30 minutes. Because males perform these songs primarily during mating season, it’s plausible that female whales assess them for their beauty, which serves ...

Their cultural variation and complexity pertains almost entirely to matters of subsistence and reproduction, such as acquiring food and mating. Humans, on the other hand, lip-synch, build space ...