Scientists Find Mystery Killer Whales off Cape Horn, Chile

In January 2019, an international team of scientists working off the tip of southern Chile got their first live look at what might be a new species of killer whale. Called Type D, the whales were previously known only from a beach stranding more than 60 years ago, fishermen’s stories, and tourist photographs.

Ecosystem changes following loss of great white sharks

A new study has documented unexpected consequences following the decline of great white sharks from an area off South Africa. The study found that the disappearance of great whites has led to the emergence of sevengill sharks, a top predator from a different habitat.

Study reveals island formation a key driver of penguin speciation

Ever since Darwin first set foot on the Galapagos, evolutionary biologists have long known that the geographic isolation of archipelagos has helped spur the formation of new species. Now, an international research team has found the first compelling evidence that modern penguin diversity is driven by islands, despite spending the majority of their lives at sea.