In the heart of Florida's Everglades, American alligators (Alligator mississippiensis) play a key role as "ecosystem engineers." Their ability to change the landscape has a fundamental impact on the biodiversity and health of this unique wetland environment.
Category: America
How did Death Valley get its name? It's not because of the heat.
V decembri 1849 narazila skupina osadníkov hľadajúcich svoje šťastie na nehostinné ,,Údolie smrti“. Len niekoľkí z nej zostali nažive a pridelili mu strašidelné meno.