Male sungrebes carry their hatchlings in a skin-fold pouch under each wing, a trait no other bird has.

Ducks, Geese and Grebes · day 3 of 7
Males carry hatchlings in a skin-fold pouch under each wing.
A wall of long, curved feathers holds them in place.
The male feeds them and removes waste until they can swim.
Eggs hatch after just 10 to 11 days.
The New Mexico sighting in 2008 was the first historical US record.
Two minutes a day, a new wild animal. Free on iPhone, Android and the web.
Feravox is a free wildlife app: 4,400+ species with real recorded sounds, 11 nature games and a free Daily 5, 1v1 quiz duels, conservation wins, and a safe Kids mode.