The Madagascar pochard, the world's rarest bird, is at a serious risk of extinction.
The Wildfowl and Wetlands Trust (WWT), which led a study on the species, estimates that only 25 individual birds now remain in the wild. Human activity has driven the birds to just one remaining wetland in northeast Madagascar, but even that that site now has insufficient food for the ducks.
Read more from the BBC.
Photo: Frank Vassen