Earth.com

Howler monkeys started eating leaves 13 million years ago, changing the course of primate evolution

Fossils show that howler monkey ancestors, Stirtonia victoriae, were eating leaves 13 million years ago, altering body size ...
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Howler monkeys began eating leaves 13 million years ago, changing primate history

An extinct relative of the howler monkey may have been the first leaf-eating primate in South and Central America ...

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 ...

A carnivorous lizard is taking over Florida and it's nearly impossible to catch or remove

"You cannot wait until an invasive species has demonstrated its impact upon the ecosystem. If you do, then it's too late." ...
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 ...