Despite their ecological importance, sharks face one of the highest extinction risks among vertebrates, with more than a third of shark and ray species currently at risk of extinction, according to ...

Increasing opportunities for up-close encounters with sharks and other animals are making wildlife tourism one of the fastest growing tourism sectors -- leading ecology experts to venture to one of ...

A pod of killer whales, Orcinus orca, in the North Pacific. (U.S. National Oceanic Atmospheric Administration) (CN) — One day last summer, two observational vessels encountered a gruesome scene off ...