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The 20 scariest and most dangerous birds on Earth — including one that kills humans

Wondering about the most dangerous birds on Earth? We've compiled this list of the Top 20 scariest birds — some that have ...

First grizzly bear of 2026 spotted at Yellowstone, feeding on bison carcass

Scientists spotted the first grizzly bear of 2026 earlier this week at Yellowstone National Park, marking the beginning of the end of hibernation season for the massive creatures, the National Park ...

Howler monkey ancestors began eating leaves 13 million years ago, changing course of primate history in South America

Thirteen million years ago, a group of medium-sized monkeys known for guarding their territory among the treetops with fearsome "howls" started doing something new. These monkeys, among the oldest ...
Johns Hopkins Medicine

Howler Monkeys Began Eating Leaves 13 Million Years Ago, Changing Course of Primate History in South America

• 13 million years ago, a medium-sized monkey known for guarding its territory among the treetops with a fearsome “howl” started doing something new. This monkey, one of the oldest known ancestors of ...