Suisun thistle. The Suisun thistle is an endangered plant found in the tidal marshes of Suisun and Solano Counties. Brenda Grewell/USDA

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Photo credit: © Natural History Collection / Alamy / Afripics
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Keywords: animal, animals, archive, area, bay, conservation, conserve, education, endangered, fauna, fish, flora, francisco, habitat, history, image, learning, management, marsh, natural, nature, plan, preservation, preserve, record, recovery, reference, refuge, san, service, sfwo, species, states, tidal, tmrp, united, usfws, wildlife, world