gallinula chloropus on the pond

adaptation aggression algae animal aquatic beak behavior bill biodiversity bird breeding camouflage care chicks communication courtship diet diving duck ducklings ducks ecosystem eggs environment feathers feeding feet flight flock foraging goose habitat hatchlings herbivorous incubation invertebrates juveniles mallard mating migration molting mudflats nesting nostrils omnivorous parental plants plumage pond predator preening reflection sea seabird shorebird shoreline social submerging survival swan swimming territorial vegetation water waterbird waterfowl webbed wetland wildlife wing wingspan