Santa Ana National Wildlife Reserve

The banks of the lower Rio Grande is the Santa Ana National Wildlife Refuge, a 2,088 acre refuge established in 1943 for the protection of migratory birds. Considered the jewel' of the refuge system, this essential island' of thorn forest habitat is host or home to nearly 400 different types of birds and a myriad of other species, including the indigo snake, malachite butterfly and the endangered ocelot.