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| About half of all the bird species listed by the United States Fish and Wildlife Service spend part of the year in the Columbia and Trinity Bottomlands. 
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All network members share a commitment to cooperate and work together to protect, preserve and promote the unique biodiversity of the Houston Wilderness region's last remaining ecological capital while recognizing the importance of the region's natural assets to its cultural history, vital economy and future well-being. |  | |  | |