Look for them between 3,500 and 6,500 feet in places such as the Basin developed area, Window Trail, Blue Creek, and Old Ranch. After nesting is completed, birds can be found in lower elevations and along the Rio Grande. Nape and upperparts green, chest whitish. Decurved bill most noticeable feature. Tail fairly long and deeply forked.
Weapons are high-speed wings and sharp bill.
Rio Grande Village, Dugout Wells, hunting insects around electric lights. Disturbing the peace with dog-like chattering bark. Small black mask. Canyons draining the Chisos Window Trail, Blue Creek, Dugout Wells, Government Springs, Old Ranch. Late March to September.