Fossil reveals terror bird’s power
Beak strong enough for ancient South American predator to hatchet its prey
![](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/04/ay_terrorbird_illo_860x460-1.jpg?fit=860%2C460&ssl=1)
Terror birds, such as the newly identified Llallawavis scagliai (illustrated here), were South America’s top predators millions of years ago.
H. Santiago Druetta