"Orcas often share food with each other—it's a prosocial activity and a way that they build relationships with each other.

Killer whales are one of the most intelligent animals; only humans have a larger brain relative to their body size, according ...

In a baffling show of generosity, killer whales across the globe are giving fish to humans—and scientists are racing to ...

Ireland’s water quality suffers from high nitrate levels, warns EPA; Social Democrats call for urgent government action.

Following extensive cleaning and conservation, these are among the first major items to be reinstated as part of the ...

Birdwatch Ireland identifies 73 key seabird areas, urging government action for protection and conservation amid rising ...

Combined with their recent fad for sinking yachts, killer whales are starting to look like the Robin Hoods of the sea.

Now imagine your whale watching off the coast of Hawaii and spot a baby killer whale, making the experience even cooler!

The false killer whale, an impressive dolphin measuring about six meters (20 feet) in length with a charcoal-black color, is a close relative of the orca (killer whale).

Tasmania’s Department of Natural Resources and Environment (DNRE) said a group of 157 false killer whales were stranded on the beach on Wednesday morning. Tasmania Parks and Wildlife Service ...

Despite its name, the false killer whale is a highly sociable species of dolphin. These animals, which can grow up to 6m long, live in large pods, making them more susceptible to mass strandings.