Russell has a PhD in the history of medicine, violence, and colonialism. His research has explored topics including ethics, science governance, and medical involvement in violent contexts. Russell has ...

In the Humboldt Current, off the coast of Chile, an enigmatic pod of orcas has been seen tearing apart unexpected prey. What's even more surprising is the way the orcas then divvied up and shared ...

Pacific white-sided dolphins swim off the coast of British Columbia. Dolphins and porpoises in this region have been spotted swimming alongside a population of killer whales known as northern resident ...

(CNN) — It was an orca-versus-dolphin matchup, and the dolphin didn’t stand a chance. In coastal waters near Chile in 2023, a massive female killer whale walloped the much smaller dolphin, sending it ...

Killer whales in northern Mexico are in the spotlight after scientists documented them devouring the livers of young great ...

In six years studying orcas off Chile’s coast, marine biologist Ana García-Cegarra had never witnessed anything like what she saw in May 2023. In the vast Pacific waters near Antofagasta, a killer ...

Orcas, also known as killer whales, hunt together like wolves. Different groups of killer whales, called pods, specialize in certain types of hunting and the type of food they prefer. Some like fish, ...

Some people on whale watching cruises have been treated to dramatic views recently of killer whales hunting off the San Diego coast. At least two pods of the mammals — these are native to tropical ...