The most popular animals for wildlife conservation donors

Top 5 animals drawing online donations for World Wildlife Fund-US, between 2007 and 2011, and the Zoological Society of London's EDGE of Existence program in 2008.

Polar bear1 Baiji (now extinct)2
Panda1 Long-eared jerboa1
Tiger1 Red slender loris2
Snow leopard1 Hog-nosed bat2
Meerkat1 Aye-aye1

Data provided by authors. Photos courtesy
of: 1. Shutterstock, 2. Wikimedia, 3. Flickr.