"The 573-acre Falcon State Park marks the western edge of a wildlife corridor that extends, albeit in more than 100 scattered patches, along the Rio Grande southeast to the Gulf of Mexico. Falcon Lake, a 87,120-acre impoundment owned jointly by the United States and Mexico, extends north for 60 miles and forms part of the border between the two countries. The residents are well informed about out-of-the-ordinary birds that might be present throughout the valley.
Key birds: Least Grebe, Neotropic Cormorant, Anhinga, Roseate Spoonbill, Black-bellied Whistling-Duck, “Mexican Duck” (Mallard), Hook-billed Kite, White-tailed Kite, Harris’s and Gray Hawks, Crested Caracara, Plain Chachalaca, Scaled Quail, White-tipped Dove, Greater Roadrunner, Pauraque, Ringed Kingfisher, Green Kingfisher, Golden-fronted Woodpecker, Great Kiskadee, Green Jay, Chihuahuan Raven, Verdin, Cactus Wren, Long-billed Thrasher, Pyrrhuloxia, Olive Sparrow, Bronzed Cowbird, Altamira Oriole, and Audubon’s Oriole are present year-round. Least Bittern, Muscovy Duck, Least and Gull-billed Terns, Red-billed Pigeon, Groove-billed Ani, Ferruginous Pygmy-Owl, Elf Owl, Lesser Nighthawk."