Feeding time at the Sepilok Orangutan Rehabilitation Center, where orangutans are trained for re-introduction into the jungle. Semi-rehabilitated orangutans arrive from the nearby forest to shamelessly gorge on a banana lunch. Once the food coma kicks in, they lounge around and allow tourists to fill up their memory cards with their photogenic faces.
See a smaller version on Flickr
EDIT (Mar. 30, 2009): I've changed the rollover image to a flash animation. Mouse over the image to change versions.