KnowKi

Learn the wildlife of the U.S. national parks

Learn the wildlife of Grand Canyon National Park

AZ

2,071 species have research-grade observations inside Grand Canyon National Park on iNaturalist. KnowKi turns the most recorded into short lessons with real photos, so you know what you're looking at before you go.

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Āki the kiwi, KnowKi's guide

Most recorded here

The species with the most research-grade observations on iNaturalist, and how many each has. Most recorded doesn't mean native.

Birds

  1. Common Raven Corvus corax1,740
  2. Woodhouse's Scrub-Jay Aphelocoma woodhouseii923
  3. Dark-eyed Junco Junco hyemalis548
  4. Western Bluebird Sialia mexicana502
  5. Turkey Vulture Cathartes aura423
  6. California Condor Gymnogyps californianus422
  7. Mountain Chickadee Poecile gambeli341
  8. White-breasted Nuthatch Sitta carolinensis318
  9. Juniper Titmouse Baeolophus ridgwayi239
  10. Pygmy Nuthatch Sitta pygmaea224

Plants

  1. Utah Agave Agave utahensis1,312
  2. Colorado Pinyon Pinus edulis871
  3. Apache plume Fallugia paradoxa762
  4. Fernbush Chamaebatiaria millefolium754
  5. Stansbury's Cliffrose Purshia stansburyana720
  6. Gambel Oak Quercus gambelii621
  7. Utah Juniper Juniperus osteosperma540
  8. Banana Yucca Yucca baccata433
  9. Plains Pricklypear Opuntia polyacantha363
  10. Kingcup Cactus Echinocereus triglochidiatus332

Mammals

  1. Wapiti Cervus canadensis2,569
  2. Rock Squirrel Otospermophilus variegatus2,325
  3. Mule Deer Odocoileus hemionus912
  4. Bighorn Sheep Ovis canadensis786
  5. Cliff Chipmunk Neotamias dorsalis529
  6. Abert's Squirrel Sciurus aberti173
  7. American Bison Bos bison162
  8. Uinta Chipmunk Neotamias umbrinus102
  9. Desert Cottontail Sylvilagus audubonii66
  10. Coyote Canis latrans55

Insects

  1. Western Carpenter Bee Xylocopa californica151
  2. Painted Lady Vanessa cardui150
  3. White-lined Sphinx Hyles lineata140
  4. Monarch Danaus plexippus135
  5. Kaibab Paper Wasp Polistes kaibabensis107
  6. Cotton-gall Tephritid Aciurina bigeloviae101
  7. Silver-spotted Tiger Moth Lophocampa argentata95
  8. Two-tailed Swallowtail Papilio multicaudata90
  9. Morrison's Bumble Bee Bombus morrisoni73
  10. Weidemeyer's Admiral Limenitis weidemeyerii66

Spiders and kin

  1. Grand Canyon Black Tarantula Aphonopelma marxi67
  2. Arizona Bark Scorpion Centruroides sculpturatus55
  3. Giant Crab Spider Olios giganteus41
  4. Black Hairy Scorpion Hadrurus spadix38
  5. Western Black Widow Latrodectus hesperus20
  6. Phidippus carneus14
  7. Shoreline Wolf Spider Arctosa littoralis12

Reptiles

  1. Plateau Fence Lizard Sceloporus tristichus1,037
  2. Common Side-blotched Lizard Uta stansburiana889
  3. Desert Spiny Lizard Sceloporus magister603
  4. Ornate Tree Lizard Urosaurus ornatus449
  5. Western Whiptail Aspidoscelis tigris237
  6. Greater Short-horned Lizard Phrynosoma hernandesi182
  7. Common Sagebrush Lizard Sceloporus graciosus157
  8. Western Rattlesnake Crotalus oreganus151
  9. Desert Collared Lizard Crotaphytus bicinctores132
  10. Gopher Snake Pituophis catenifer113

Amphibians

  1. Canyon Tree Frog Dryophytes arenicolor171
  2. Red-spotted Toad Anaxyrus punctatus131
  3. Woodhouse's Toad Anaxyrus woodhousii40
  4. Western Tiger Salamander Ambystoma mavortium14

How a trip works

A trip has its own trail of lessons: meet six species, match them to new photos, then practice with four choices. Species you learn go into your Fieldbook, and starting a trip earns its Passport stamp. Your home place stays as it is.

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Species lists and counts from research-grade observations on iNaturalist, as of October 2026. KnowKi is not affiliated with the National Park Service. Free, with no ads, no account and no purchases.