Links Birds Utah Birds Utah Division of Wildlife (bird photos) Bridgerland Audubon Butterflies Utah Lepidopterist Society http://www.utahlepsociety.org/bfstatechecklist.html Butterflies of America web pages http://butterfliesofamerica.com Raising Butterflies - "How to" by Todd Stout http://www.raisingbutterflies.org Dragonflies Southwest Dragonflies http://southwestdragonflies.net/swanisoptera.html Nature Utah Nature Photos, Jim Bailey's site with emphasis on birds Plants http://www.swcoloradowildflowers.com Sandra Bray's Utah plant site http://www.rootcellar.us/wildflowers/contents.htm Utah Rare Plants at  http://www.utahrareplants.org/rpg_intro.html Spiders American Arachnology Org. http://www.americanarachnology.org/gallery_araneae.html   Utah Range Map Key summer   winter  year round  migration rare Abbreviation key for Bird Size L= length from head to end of tail RFW= length of the right forewing, base to apex WS= wingspan References USDA USGS NABA NRCS Opler, Paul A., Harry Pavulaan, and Ray E. Stanford (coordinators). 1995.  Butterflies of North America. Jamestown, ND: Northern Prairie Wildlife Research Center Home Page. http://www.npwrc.usgs.gov/resource/distr/lepid/bfly usa/bflyusa.htm (Version 12DEC2003). Caterpillars in the Field and Garden, Thomas J. Allen, Jim P. Brock, Jeffrey Glassberg. Butterflies of the Rocky Mountain States, Clifford D. Ferris and F. Martin Brown. The Butterflies of North America, James A. Scott. Northern Prairie Wildlife Research Center Utah Lepidopterists' Society Tree of Life Web Project, The Lepodopterist Society Dragonflies of North America Gloria Mundi Press Common Dragonflies of the Southwest by Kathy Biggs Department of Geography and Earth Resources, Utah State University, Chaparral Tree, NatureServe. 2004. NatureServe Explorer: An online encyclopedia of life [web application]. Version 4.0. NatureServe, Arlington, Virginia. Available http://www.natureserve.org/explorer. (Accessed: September 30, 2004 ). Jumping Spiders (Family Salticidae) in Lorus and Margery Milne, The Audubon Society Field Guide to North American Insects and Spiders. Alfred A. Knopf, New York, 1980. page 910- Richman David B. Status of Jumping Spider (Araneae Salticidae) Taxonomy worldwide. http://dns.ufsia.ac.be/Arachnology/Pages/Documents/Salticid.htm- http://spiders.arizona.edu/salticidae/ ++salticidae/anatomy/vision.html http://www.xs4all.nl/~ednieuw/Spiders/Thomisidae/Thomisidae.htm Sibley Guide to Birds  -Sibley Guide to Bird Life & Behavior  National Geographic Field Guide to the Birds of North America  Stokes Field Guide to Birds  Thayer Birding  Cornell University  American Ornithology Union  USGA  Utah Division of Wildlife Resources  Utah Birds  Kaufman Birds of North America Raptors of Western North American by Brian K Wheeler