"Her passing marks the end of a beautiful era here at the aquarium," said Dylan Salamone, one of Rasal's trainers.

The Maritime Aquarium bid farewell to its beloved seal Rasal. The seal died due to health complications on Thursday, aquarium ...

Arctic seals and many birds are in danger as ice melts and forests disappear. Green sea turtles show recovery.

Hawaiian monk seal Rocky gave birth to a pup overnight, and is resting with it at Sand Island State Recreation area, according to officials. This is the first recorded monk seal birth at Sand Island, ...

Meet our planet's only known maritime lions. Driven from the Namid desert by drought, these enterprising lions have taken up ...

While many animals are increasingly at risk of disappearing forever, the updated list shows how species can come back from the brink with dedicated effort.