The breast feathers of the male yellow-throated sandgrouse absorb water (see slideshow image 14). The male then flies back to the nest for the newborn chicks to drink from the feathers. The 4th row photo is courtesy of Siegfried Woldhek. The lower two photos were taken in the Serengeti (12-07); the others, in Katavi (8-06). Click the photo above to see 20 enlargements.