1. Nile crocodile is actually two species (and the Egyptians knew it)
Link: http://go.microsoft.com/fwlink/?LinkID=617350
Description: WEBSep 14, 2011 · The Nile crocodile is a truly iconic animal. Or, more accurately, two iconic animals. As I’ve just written over at Nature News: The iconic Nile crocodile actually comprises two different...