KnowKi

Key Places for biodiversity

Learn the wildlife of the Cerrado

Brazil

The Cerrado is one of E.O. Wilson's Key Places, irreplaceable for life on Earth. 8,075 species have research-grade observations there on iNaturalist, and KnowKi turns the most recorded into short lessons with real photos.

Goiás, Tocantins and the Federal District, at the Cerrado’s core

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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. Burrowing Owl Athene cunicularia1,770
  2. Saffron Finch Sicalis flaveola1,751
  3. Rufous Hornero Furnarius rufus1,618
  4. Chalk-browed Mockingbird Mimus saturninus1,383
  5. Blue-and-yellow Macaw Ara ararauna1,258
  6. Buff-necked Ibis Theristicus caudatus1,221
  7. Great Kiskadee Pitangus sulphuratus1,209
  8. Southern Lapwing Vanellus chilensis1,138
  9. Crested Caracara Caracara plancus1,107
  10. Yellow-chevroned Parakeet Brotogeris chiriri994

Plants

  1. Calliandra dysantha551
  2. Caryocar brasiliense549
  3. Palicourea rigida363
  4. Tridax Daisy Tridax procumbens295
  5. Moriche palm Mauritia flexuosa278
  6. Qualea grandiflora216
  7. Periandra mediterranea178
  8. Qualea parviflora175
  9. Cuban Buttercup Turnera subulata175
  10. Jacaranda ulei172

Mammals

  1. Black-tufted-ear Marmoset Callithrix penicillata1,069
  2. Capybara Hydrochoerus hydrochaeris701
  3. White-eared Opossum Didelphis albiventris577
  4. Black-striped Capuchin Sapajus libidinosus436
  5. South American Tapir Tapirus terrestris236
  6. Maned Wolf Chrysocyon brachyurus218
  7. South American Coati Nasua nasua202
  8. Giant Anteater Myrmecophaga tridactyla195
  9. Pampas Deer Ozotoceros bezoarticus162
  10. Crab-eating Fox Cerdocyon thous150

Insects

  1. Gray Cracker Hamadryas februa3,220
  2. Variable Cracker Hamadryas feronia2,837
  3. Western Honey Bee Apis mellifera1,208
  4. White Peacock Anartia jatrophae774
  5. Asian Lady Beetle Harmonia axyridis737
  6. Narrow Stingless Bee Tetragonisca angustula681
  7. Coconut caterpillar Brassolis sophorae671
  8. Spiny-legged Stingless bee Trigona spinipes592
  9. Eighty butterfly Callicore sorana441
  10. Red-striped Leafwing Siderone galanthis404

Spiders and kin

  1. Silver Garden Orbweaver Argiope argentata1,107
  2. Gray Wall Jumping Spider Menemerus bivittatus815
  3. Golden Silk Spider Trichonephila clavipes803
  4. Brown Widow Latrodectus geometricus736
  5. Red House Spider Nesticodes rufipes523
  6. Eriophora edax414
  7. Adanson's House Jumper Hasarius adansoni381
  8. Aglaoctenus lagotis309
  9. Spinybacked Orbweaver Gasteracantha cancriformis287
  10. Brazilian Yellow Scorpion Tityus serrulatus250

Reptiles

  1. Tropical House Gecko Hemidactylus mabouia569
  2. Giant Ameiva Ameiva ameiva393
  3. Amazon Lava Lizard Tropidurus torquatus356
  4. Brazilian Lancehead Bothrops moojeni286
  5. Neotropical Rattlesnake Crotalus durissus240
  6. Boa Constrictor Boa constrictor233
  7. Argentine Black-and-white Tegu Salvator merianae212
  8. Green Iguana Iguana iguana202
  9. Brazilian Monkey Lizard Polychrus acutirostris154
  10. Guibe's Flame Snake Oxyrhopus guibei143

Amphibians

  1. Cururu Toad Rhinella diptycha588
  2. Fuscous-blotched Snouted Tree Frog Scinax fuscovarius217
  3. Pepper Frog Leptodactylus labyrinthicus187
  4. Barycholos ternetzi179
  5. Lutz's Poison Frog Ameerega flavopicta151
  6. Cuyaba Dwarf Frog Physalaemus nattereri129
  7. Cuvier’s Foam Frog Physalaemus cuvieri128
  8. Usina Tree Frog Boana lundii116
  9. Lesser Tree Frog Dendropsophus minutus109
  10. Northern Orange-legged Leaf Frog Pithecopus hypochondrialis81

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 E.O. Wilson Biodiversity Foundation. Free, with no ads, no account and no purchases.