When Maddy Stern discovers her father has gone missing during a routine birdwatching excursion, she and her college pals trek out into the wilderness to find him, only to end up in a wealthy scientist's desolate ranch aviary, where they encounter a pair of giant, hungry terror birds believed to be extinct for centuries. Written by
Did You Know?
Phorusrhacids colloquially known as 'terror birds' are an extinct clade of large carnivorous flightless birds that were the largest species of apex predator in south America during the cenozoic era. See more