Fascinating Facts About Crocs
Test your knowledge about crocs, then come see Crocs: Ancient Predators in a Modern World
December 27, 2017
Crocodiles, alligators, caimans—these creatures have flourished for 20 million years. How do they do it? Crocs: Ancient Predators in a Modern World, an exhibit opening Saturday, Feb. 3 at the Academy of Natural Sciences of Drexel University, explores this fascinating group of animals.
Here are some fascinating facts about crocs that many people don’t know. Test your knowledge.
- ___________ was an extinct croc that may have eaten big dinosaurs.
- TRUE or FALSE? Crocodilians are more closely related to birds than they are to lizards.
- TRUE or FALSE? Croc fossils have been found on every continent except Antarctica.
A: False, every continent including Antarctica
- Sarcosuchus imperator had more than __________ teeth lining its massive jaws.
- In cold weather American alligators go through a dormant state called ___________.
- ___________ are bony disks embedded in the skin of crocodilians.
- TRUE or FALSE? A croc may go through as many as 15,000 teeth in its lifetime.
A: False, more like 3,000-4,000
- Crocodilians communicate with sight, sound, ___________, and ___________.
A: Chemical cues and touch
- __________ species of crocs are now considered critically endangered.
- TRUE or FALSE? People living in Australia are more likely to drown than to be killed by a croc.
- What was the first animal to be removed from the U.S. endangered species list?
A: American alligator