
Crocodile
A living fossil with a trapdoor mouth.
Crocodile vs Rhino
Tonight's science rumble is set in the visitor lawn, now closed for SCIENCE. No snacks were harmed.
Crocodile
Crocodylus niloticus
Crocodiles have been around since the time of dinosaurs.
Fish, mammals, birds — if it comes to the water's edge, it is on the menu.
Rhino
Ceratotherium simum
Rhinos have been on Earth for millions of years. They are living fossils with attitude.
White rhinos graze grass like giant lawn mowers.
Who do YOU think wins?

Rhino
A tank that forgot it is an animal.