Two mass strandings involving hundreds of dolphins in Argentina probably happened because the pods were being hunted by orcas ...

Detached orca fins scored with distinctive tooth marks suggest that killer whale cannibalism is happening — and it might ...

Experts look into the 2021 and 2023 dolphin mass stranding events and find that both were being chased by an apex predator.

Orcas don’t have any natural predators, so how did this happen? The tooth marks, it turned out, were distinctive – they were ...

In 2021 and 2023, hundreds of dolphins were stranded in shallow waters in San Antonio Bay in northern Patagonia. Some died, but many were returned safely to the sea. But what remained a mystery until ...

Getting close to a stingray is risky, even for an accomplished predator such as an orca. They are not called stingrays for nothing! But if you can take them by surprise and stun them with a brutal ...

(CNN) — A pod of Pacific white-sided dolphins off the coast of British Columbia have been observed cooperating with orcas, a traditional enemy that’s better known for taking out great white sharks ...

Scientists found evidence that killer whales may hunt and eat other killer whales, revealing new insights into how ...

Orcas are among the most intelligent and coordinated hunters in the ocean, capable of targeting animals once considered untouchable apex predators. Observations show them using precise teamwork to ...

Killer whales utilize echolocation as a communication and hunting instrument. These sounds travel through the water and, upon encountering an object, reflect back, disclosing crucial information about ...