Peregrine falcon
The Alpine Lakes Wilderness offers an abundance of diversity in both plant and animal species. The Alpine Lakes Wilderness and its old growth forests offer critical habitat for many species on the Washington State Department of Fish and Wildlife's "Species of Concern" list which includes the Western spotted frog ("Rana pretiosa"), Common Loon ("Gavia immer"), Western Grebe ("Aechmophorus occidentalis"), Goshawk ("Accipiter gentilis"), Golden eagle ("Aquila chrysaetos"), Bald eagle ("Haliaeetus leucocephalus"), Peregrine falcon ("Falco peregrinus"), Merlin ("Falco columbarius"), Flammulated owl ("Otus flammeolus"), Spotted owl ("Strix occidentalis"), Vaux's swift ("Chaetura vauxi"), PIleated woodpecker ("Dryocopus pileatus"), Lewis' woodpecker ("Melanerpes lewis"), White-headed woodpecker ("Picoides albolarvatus"), Black-backed Three-toed woodpecker ("Picoides arcticus"), Horned lark ("Eremophila alpestris"), White-breasted nuthatch ("Sitta carolinensis"), Sage thrasher ("Oreoscoptes montanus"), Loggerhead shrike ("Lanius ludovicianus"), Vesper sparrow ("Pooecetes gramineus"), Sage sparrow ("Amphispiza belli"), Townsend's Big-eared bat ("Plecotus townsendi"), Fisher ("Martes pennanti"), Wolverine ("Gulo gulo") and the Lynx ("Lynx canadensis").