common moorhen swims in a lake, gallinula chloropus rallidae

common moorhen waterhen swamp chicken gallinula chloropus rallidae water bird small plumage black red frontal shield yellow legs eyes lobed toes wings white undertail weak flier europe italy umbria terni piediluco lake beak swimming pond omnivorous feed breeding eating plants territorial eggs floating nest flotation swim zoology ornithology ornithologist autumn environment ecology wading aquatic duck wildlife daylight sunlight morning