KnowKi

Learn the wildlife of any country

Learn the wildlife of Niue

Oceania

539 species have research-grade observations in Niue 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. Pacific Golden-Plover Pluvialis fulva9
  2. Polynesian Triller Lalage maculosa7
  3. Bristle-thighed Curlew Numenius tahitiensis6
  4. Pacific Reef Heron Egretta sacra6
  5. Buff-banded Rail Gallirallus philippensis4
  6. Red Junglefowl Gallus gallus4
  7. Pacific Imperial Pigeon Ducula pacifica2
  8. White-tailed Tropicbird Phaethon lepturus2
  9. Mallard Anas platyrhynchos2
  10. Polynesian Starling Aplonis tabuensis2

Plants

  1. Noni Morinda citrifolia22
  2. Coconut palm Cocos nucifera20
  3. Beach naupaka Scaevola taccada19
  4. Moses-in-the-cradle Tradescantia spathacea18
  5. Bantigue Pemphis acidula16
  6. Tree heliotrope Heliotropium arboreum15
  7. Sea hibiscus Hibiscus tiliaceus14
  8. Torchwood Bikkia tetrandra14
  9. Polynesian Arrowroot Tacca leontopetaloides13
  10. Fish Poison Tree Barringtonia asiatica13

Mammals

  1. Spinner Dolphin Stenella longirostris12
  2. Humpback Whale Megaptera novaeangliae8
  3. Domestic Cat Felis catus3
  4. Wild Boar Sus scrofa2
  5. Pacific Flying-fox Pteropus tonganus1
  6. Dense-beaked Whale Mesoplodon densirostris1
  7. Sei Whale Balaenoptera borealis1

Insects

  1. Euploea lewinii14
  2. Yellow Oriental Paper Wasp Polistes olivaceus14
  3. White-brow Hawkmoth Gnathothlibus eras6
  4. Caper White Belenois java5
  5. Elytrurus niuei5
  6. Pea Blue Lampides boeticus3
  7. Niue Blue Nacaduba niueensis3
  8. Ashy Gray Lady Beetle Olla v-nigrum3
  9. Common Oriental Trap-jaw Ant Odontomachus simillimus3
  10. Crusader Bug Mictis profana3

Spiders and kin

  1. Nephila tetragnathoides22
  2. Dome Web Spider Cyrtophora moluccensis7
  3. Sword-Bearing Thorelliola Thorelliola ensifera1
  4. Dwarf Wood Scorpion Liocheles australasiae1
  5. Pholcus ancoralis1

Reptiles

  1. Katuali Sea Krait Laticauda schistorhyncha51
  2. Pacific Dtella Gehyra oceanica21
  3. Mourning Gecko Lepidodactylus lugubris15
  4. Azure-tailed Skink Emoia impar13
  5. Blue-lipped Sea Krait Laticauda laticaudata7
  6. Green Sea Turtle Chelonia mydas7
  7. Pelagic Gecko Nactus pelagicus6
  8. Mottled Snake-eyed Skink Cryptoblepharus poecilopleurus6
  9. Copper-tailed Skink Emoia cyanura6
  10. Gunther's Emo Skink Emoia lawesii5

Fish

  1. Convict Surgeonfish Acanthurus triostegus28
  2. South Seas Demoiselle Chrysiptera taupou15
  3. Achilles Tang Acanthurus achilles14
  4. Emperor Angelfish Pomacanthus imperator14
  5. Whitemouth Moray Gymnothorax meleagris13
  6. Striped Surgeonfish Acanthurus lineatus13
  7. Moorish Idol Zanclus cornutus12
  8. Whitecheek Surgeonfish Acanthurus nigricans10
  9. Whitespotted Surgeonfish Acanthurus guttatus10
  10. Dotted Sweetlips Plectorhinchus pica10

Mollusks

  1. Small Giant Clam Tridacna maxima15
  2. Day Octopus Octopus cyanea12
  3. Noah's Giant Clam Tridacna noae7
  4. Sky Blue Phyllidia Phyllidia coelestis4
  5. Porites-eating Nudibranch Phestilla sibogae3
  6. Bigfin Reef Squid Sepioteuthis lessoniana3
  7. Fluted Giant Clam Tridacna squamosa2
  8. Striped Phyllidiopsis Phyllidiopsis xishaensis2
  9. Pleated Nerite Nerita plicata2
  10. Snakehead Cowrie Monetaria caputserpentis2

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.