New World Warblers are all the birds in the family Parulidae. You\u2019ll sometimes hear these birds referred to as \u2018Wood-Warblers.\u2019New World Warblers are among the most celebrated and sought after birds in North America. We love them here. They\u2019re colorful, they\u2019re energetic, and many of them have pleasant little songs.These birds have also been the subjects of many scientific studies over the years. Which is great, because it means there\u2019s a lot that ornithologists know about the biology of thes...