Geography
How Invasive Species Alter Native Ecosystems Geographically
Quick fact
The brown tree snake, introduced to Guam, caused the extinction of most native forest birds, leading to a cascade of ecological changes that altered seed dispersal and forest structure across the island.
Why this is interesting
You've probably seen kudzu smothering trees or heard of zebra mussels clogging waterways. But how do such invaders literally reshape the geography of the places they invade?