KnowKi

Learn the wildlife of any country

Learn the wildlife of Peru

South America

19,435 species have research-grade observations in Peru on iNaturalist. KnowKi turns the most recorded into short lessons with real photos, so you can learn a country's wildlife from home.

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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. Vermilion Flycatcher Pyrocephalus rubinus3,733
  2. West Peruvian Dove Zenaida meloda3,719
  3. Rufous-collared Sparrow Zonotrichia capensis3,088
  4. Rock Pigeon Columba livia2,673
  5. Saffron Finch Sicalis flaveola2,655
  6. Black Vulture Coragyps atratus2,358
  7. Croaking Ground Dove Columbina cruziana2,259
  8. Long-tailed Mockingbird Mimus longicaudatus2,255
  9. Scrub Blackbird Dives warczewiczi2,208
  10. Neotropic Cormorant Nannopterum brasilianum2,206

Plants

  1. Eve's Needle Cactus Austrocylindropuntia subulata1,444
  2. Indian fig opuntia Opuntia ficus-indica916
  3. Sacred flower of the Incas Cantua buxifolia910
  4. Castor bean Ricinus communis795
  5. Waraqu Austrocylindropuntia floccosa762
  6. Rose evening primrose Oenothera rosea761
  7. White clover Trifolium repens738
  8. Common dandelion Taraxacum officinale640
  9. Gentiana sedifolia627
  10. Agave cordillerensis573

Mammals

  1. South American Sea Lion Otaria flavescens1,569
  2. White-naped Squirrel Sciurus nebouxii1,276
  3. Mountain Viscacha Lagidium viscacia1,129
  4. Brown Capuchin Sapajus apella939
  5. Brown-throated Three-toed Sloth Bradypus variegatus865
  6. Black-capped Squirrel Monkey Saimiri boliviensis830
  7. Capybara Hydrochoerus hydrochaeris693
  8. Vicuña Lama vicugna645
  9. White-mantled Tamarin Saguinus weddelli467
  10. Proboscis Bat Rhynchonycteris naso461

Insects

  1. Western Honey Bee Apis mellifera2,486
  2. Bullet Ant Paraponera clavata1,216
  3. Asian Lady Beetle Harmonia axyridis1,047
  4. Monarch Danaus plexippus967
  5. Green-banded Urania Urania leilus888
  6. Subtropical Lady Vanessa carye805
  7. Spotless Lady Beetle Cycloneda sanguinea674
  8. White Peacock Anartia jatrophae655
  9. Convergent Lady Beetle Hippodamia convergens593
  10. Red Peacock Anartia amathea576

Spiders and kin

  1. Silver Garden Orbweaver Argiope argentata1,731
  2. Golden Silk Spider Trichonephila clavipes569
  3. Phoneutria boliviensis495
  4. Spinybacked Orbweaver Gasteracantha cancriformis489
  5. Yellow-banded Pinktoe Tarantula Avicularia juruensis327
  6. Brazilian Wandering Spider Phoneutria fera313
  7. Tropical Orb Weaver Eriophora fuliginea305
  8. Pinktoe Tarantula Avicularia avicularia297
  9. Frigga crocuta277
  10. Gray Wall Jumping Spider Menemerus bivittatus268

Reptiles

  1. Giant Ameiva Ameiva ameiva844
  2. Spiny Whorltail Iguana Stenocercus crassicaudatus813
  3. Brown-eared Anole Anolis fuscoauratus811
  4. Spectacled Caiman Caiman crocodilus778
  5. Bridled Forest Gecko Gonatodes humeralis763
  6. Peru Pacific Iguana Microlophus peruvianus614
  7. Garden Tree Boa Corallus hortulana553
  8. Black Caiman Melanosuchus niger551
  9. Green Iguana Iguana iguana519
  10. Southern Turniptail Gecko Thecadactylus solimoensis458

Amphibians

  1. Cane Toad Rhinella marina1,336
  2. Three-striped Poison Frog Ameerega trivittata638
  3. Amazonian Horned Frog Ceratophrys cornuta396
  4. Amazon Sheep Frog Hamptophryne boliviana392
  5. South American Common Toad Rhinella margaritifera389
  6. Basin Tree Frog Boana lanciformis387
  7. Giant Broad-headed Treefrog Osteocephalus taurinus384
  8. White-lined Leaf Frog Phyllomedusa vaillantii365
  9. Red Snouted Tree Frog Scinax ruber301
  10. Barred Monkey Frog Callimedusa tomopterna287

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. Free, with no ads, no account and no purchases.