Boreal Toad
Anaxyrus boreas boreas

Identified as an endangered species by Colorado Parks & Wildlife

Family Bufonidae

Usually less than 3½" snout-vent length in Colorado. Color dark, greenish, brown or black, with light stripe down middle of back. Cranial crests usually absent.
Elevation Range:
Ranges from 7,000' to over 11,500'.
Google Images
  Western Toad
Photo from Hammerson, 1986.
Used with permission.
CountyRef. CountyRef. CountyRef. CountyRef.
Adams  Dolores *  La Plata *  PitkinH
Alamosa *  Douglas  LakeH Prowers 
Arapahoe  EagleH LarimerH Pueblo 
ArchuletaH El Paso  Las Animas  Rio BlancoH
Baca  Elbert  Lincoln  Rio Grande * 
Bent  Fremont  Logan  RouttH
BoulderH GarfieldH MesaH SaguacheCL1
ChaffeeH GilpinH MineralDEH1 San Juan * 
Cheyenne  GrandH MoffatH San Miguel * 
Clear CreekRME1 GunnisonH Montezuma  Sedgwick 
ConejosH HinsdaleH Montrose *  SummitH
Costilla  Huerfano  Morgan  Teller 
Crowley  JacksonH Otero  Washington 
Custer  Jefferson  Ouray *  Weld 
DeltaH Kiowa  ParkH Yuma 
Denver  Kit Carson  Phillips 
Map of Colorado
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