Santa Ana National Wildlife Refuge
Santa Ana National Wildlife Refuge is a living museum of the lowland forested area of the Lower Rio Grande Valley. The refuge's jungle-like vegetation provides habitat for over 400 species of birds and about one half of all butterfly species found in the United States.
Year designated: 1966
Please remember, National Natural Landmarks (NNLs) are not national parks. NNLs are owned by a variety of public and private entities and allowing visitation is at their discretion. Many NNL sites maintain public websites where additional information may be found.