A marine snake has evolved to see colour after losing the ability millions of years ago. It is one of only two reptiles known to have regained this type of colour vision. Over the last 25 million ...

A banded sea snake swimming freely. Some species of venomous sea snakes lost their ability to see in color when the moved from the land to the ocean about 110 million years ago. “The ancestral snake, ...

There are currently 18 to 19 families of snakes with approximately 2,950 different species. With so many snakes, both on land and in the sea, there is a wide variety of colors and sizes. In the ...

A novel modified cephalic vascular network that provides the blue-banded sea snake (Hydrophis cyanocinctus) with a complementary supply of oxygen to the brain during submersion has been described for ...