Two new species of giant dwarf crocodiles have been discovered by researchers at the University of Iowa. They could have grown up to 12 feet in length and preyed on ancient humans.
Up to 12 feet (3.7 meters) in length and with a fierce, aggressive attitude, two new species of giant dwarf crocodile that have just been identified by scientists are not ones you would have wanted to encounter during the Early and Middle Miocene.