Kelenken is a genus of giant flightless predatory birds of the extinct family Phorusrhacidae, or "terror birds". The type and only species is K. guillermoi, first formally described in 2007 after the find in 1999. It is the largest known member of the family.
A space-time vortex sucks a team of mismatched scientists, soldiers, survivalists, and adventurers into a universe filled with lush jungles and populated by dinosaurs, tribes of primitive hominids, and terrifying creatures.
