The sex of their young is not determined genetically. Males are created at around 89 degrees F (31.6 C) and females produced at lower or higher temperatures.
The crocodile's eyeballs strike me as rather strange. They are marbled to match the coloration of his skin, with what appears to be a slit-shaped pupil. I would not want to get into a stare-down with a crocodile.
This week we are showing photos of the Villa Melzi on our Viva la Voyage travel photo site. If you have not been to the shores of Lake Como in Bellagio, Italy, come take a visit by clicking on the link to our website.