The Lower Rio Grande Valley is a region in southern Texas, located along the banks of the Rio Grande river. It encompasses several counties, including Hidalgo, Cameron, and Willacy. This area is known for its rich agricultural production, particularly in crops like citrus fruits and vegetables, due to its warm climate and fertile soil. The valley is also home to diverse wildlife and ecosystems, making it a popular destination for birdwatching and outdoor activities. The Lower Rio Grande Valley National Wildlife Refuge protects many habitats, supporting species such as the endangered Ocelot and various migratory birds.