Advertisement

2011: The Year in Animal Extinctions

1 of 9

Unfortunately, 2011 was not a good year for critically endangered animals. At least one species jumped the fence to extinction and several others slid dangerously close to the brink.

To understand the state of the world's biodiversity at the end of each year, it's important to note that it often takes years for scientists to officially declare a species extinct.

Still, this year saw several actual extinctions and extirpations, or local extinctions, and many more species slid deeper into the territory of the "critically endangered."

1 of 9

More Slideshows

MOST POPULAR RIGHT NOW

WHAT'S HOT ON FACEBOOK