Federal wildlife law enforcement officers patrol the refuge to ensure the safety of the public and the protection of natural resources. They address many illegal activities, including taking of endangered species, dumping of trash, illegal use of all terrain vehicles, trespassing and more. - To report a violation on refuge lands during the daytime (7:30am to 5pm), please call: (956)784-7520 or (956)784-7608- To report a violation after hours, please call: (956)330-5007
For injured wildlife, please contact the Gladys Porter Zoo at 956-546-7187. Some Helpful Links:Digest of Federal Resource LawsTexas Parks and Wildlife DepartmentTexas Department of Public Safety
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The refuge’s location and habitat make it a haven for butterflies and moths -- and those who enjoy seeing them! October and November offer the best times to enjoy the refuge’s butterflies, a documented 130 species.