chestnut-sided warbler - setophaga pensylvanica is a new world warbler

america animal avian beak bill bird birding birdwatching branch brown central chestnut cloudy colorful colour costa environment fauna feather flower forest green male mountain national nature organism ornithology outdoors park parulidae passerine pensylvanica perched perching primeval rainforest rica setophaga sided songbird south southern tree tropical warbler wild wildlife