Listen to your favorite National Geographic news daily, anytime, anywhere from your mobile phone. No wires or syncing. Download Stitcher free today.
Monday, November 23, 2009 |
Monday, November 23, 2009 |
Photo: Captive Tigers Harbor Rare "Purebred" GenesA new study has found that many of the 15,000 to 20,000 tigers in zoos, farms, circuses, and private households could be "purebreds" from one of the five remaining tiger subspecies—a potential boon for captive breeding programs. Photograph by Michael Nichols/NGS
|
ADVERTISEMENTNATIONAL GEOGRAPHIC'S PHOTO OF THE DAY |
|
ADVERTISEMENT
|