There are 13 recognized species of crocodiles, each varying in size. The smallest species, the dwarf crocodile (Osteolaemus tetraspis), reaches about 5.6 feet (1.7 metres) in length and weighs ...

The head scales on these crocodiles were somewhere in between—partially polygonal and labyrinthine—a shape and size that resembled the scales of another species, the Caiman crocodile. The team also ...