KnowKi

Learn the wildlife of any country

Learn the wildlife of Paraguay

South America

4,011 species have research-grade observations in Paraguay 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. Rufous Hornero Furnarius rufus245
  2. Burrowing Owl Athene cunicularia240
  3. Great Kiskadee Pitangus sulphuratus238
  4. Southern Lapwing Vanellus chilensis215
  5. Monk Parakeet Myiopsitta monachus214
  6. Saffron Finch Sicalis flaveola192
  7. Red-crested Cardinal Paroaria coronata184
  8. Sayaca Tanager Thraupis sayaca176
  9. Campo Flicker Colaptes campestris165
  10. Roadside Hawk Rupornis magnirostris161

Plants

  1. Red Buffalo-bur Solanum sisymbriifolium102
  2. Whitemouth dayflower Commelina erecta91
  3. Caranday Palm Copernicia alba90
  4. Tillandsia recurvifolia67
  5. Cockspur coral tree Erythrina crista-galli62
  6. Peruvian Mock Vervain Glandularia peruviana61
  7. Solanum granulosoleprosum52
  8. Totai palm Acrocomia totai51
  9. Ceiba chodatii50
  10. Flame vine Pyrostegia venusta49

Mammals

  1. Black-and-gold Howler Monkey Alouatta caraya138
  2. Crab-eating Fox Cerdocyon thous127
  3. White-eared Opossum Didelphis albiventris75
  4. Capybara Hydrochoerus hydrochaeris63
  5. Chacoan Mara Dolichotis salinicola62
  6. Hooded Capuchin Sapajus cay61
  7. Crab-eating Raccoon Procyon cancrivorus55
  8. Southern Brown Brocket Subulo gouazoubira55
  9. Brazilian Guinea Pig Cavia aperea53
  10. Southern Three-banded Armadillo Tolypeutes matacus51

Insects

  1. Gulf Fritillary Dione vanillae172
  2. Polydamas Swallowtail Battus polydamas138
  3. White Peacock Anartia jatrophae132
  4. Black Witch Ascalapha odorata106
  5. Orcus Checkered-Skipper Burnsius orcus83
  6. Gray Cracker Hamadryas februa78
  7. Thoas Swallowtail Heraclides thoas74
  8. Red Postman Heliconius erato73
  9. Western Honey Bee Apis mellifera72
  10. Southern Red Rim Biblis hyperia72

Spiders and kin

  1. Silver Garden Orbweaver Argiope argentata99
  2. Gray Wall Jumping Spider Menemerus bivittatus83
  3. Brown Widow Latrodectus geometricus69
  4. Megafreya sutrix41
  5. Latrodectus corallinus40
  6. Lycosa erythrognatha34
  7. Alpaida carminea33
  8. Alpaida rubellula33
  9. Alpaida veniliae28
  10. Leucauge volupis28

Reptiles

  1. Yacare Caiman Caiman yacare128
  2. Tropical House Gecko Hemidactylus mabouia104
  3. Argentine Black-and-white Tegu Salvator merianae102
  4. Giant Ameiva Ameiva ameiva57
  5. Cope's Mabuya Notomabuya frenata55
  6. Painted Lancehead Bothrops diporus52
  7. Red Tegu Salvator rufescens46
  8. Neotropical Rattlesnake Crotalus durissus42
  9. Western Collared Spiny Lizard Tropidurus catalanensis42
  10. Urutu Lancehead Bothrops alternatus40

Amphibians

  1. Cururu Toad Rhinella diptycha249
  2. Fuscous-blotched Snouted Tree Frog Scinax fuscovarius50
  3. Chaco Tree Frog Boana raniceps49
  4. Miranda's White-lipped Frog Leptodactylus macrosternum43
  5. Lesser Snouted Tree Frog Scinax nasicus41
  6. Paraguay Red-bellied Toad Melanophryniscus paraguayensis34
  7. Pointedbelly Frog Leptodactylus podicipinus29
  8. Muller's Termite Frog Dermatonotus muelleri29
  9. Vizcacheras' White-lipped Frog Leptodactylus bufonius24
  10. Mato Grosso Snouted Tree Frog Scinax acuminatus24

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.