Caption This: Lemurs in Motion

Photo credit: Lemur Kingdom/Animal Planet

Some background on the photo:

Lemur Kingdom tracks the lives of two neighboring gangs of ringtail lemurs in the beautiful protected reserve of Berenty in southeast Madagascar.

The two gangs—the Furies and the Graveyard Gang—may be neighbors but there's no love lost between them. They zealously defend their respective territories. Violent clashes and numerous border infringements generally mean war.

Thirsty for more? Check out these related articles:

• 5 Ways to Beef Up Vegetarian Sauces
• Accomplish the Impossible: Make a 'Donation Made In Your Name' Gift Exciting and Hip
• Sign Up for the Planet Green Highlights Newsletter
• V is for Vegan: Natalie Portman Has Joined the Fight, How About You?
• Moby on Stage: Wanna Talk About Climate Change But Ignore Meat? It's Like About Lung Cancer But Not Cigarettes
• Leather or Not? 5 Cool Leather Alternatives That Make Avoiding the Real Stuff Easy

Solar Power

Cosmetics

Corporate Responsibility

Carbon Footprint