What does killer whales eat and do they eat moose? We have done the research! Jump in to read all about the feeding ...

But there might be a contender for top of the food chain. For the first time, a killer whale has been seen individually killing and consuming a great white shark – and within just two minutes.

This has concerned scientists, who believe that the killer whales have unbalanced the food chain. In a healthy ecosystem, predators control prey numbers through consuming them. At the same time, the ...

Killer whales are intelligent predators that are ... isotopes which tell us what the whales eat and how they impact the food chain. Our technique measures the lipid composition in the whale ...

Orcas look like water pandas, but live up to the nickname “killer whale.” This name originates from sailors who witnessed ...

Killer whales are at the top of the food chain and have no natural predators in the ocean, so the biggest threat to orcas is humans. In fact, whaling (the act of hunting whales) is still practiced ...

Both elegant and fierce, killer whales are some of the oceans ... in animals' fat stores as the contaminants move up the food chain though a process called biomagnification.

They sit at the top of the marine food chain, hunting sharks ... and even beach themselves to grab prey. Killer whales have large, complex brains. They teach hunting techniques to their young ...

This shift could ripple down the entire food chain, putting pressure on the whole ecosystem, the team added. What's driving this killer whale spree in the first place? Fierce as they are ...

And it’s about more than just the orcas. Killer whales are at the top of the food chain, and, as Tarantino points out, “When an apex predator is failing, it means the entire ecosystem beneath ...