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Learn the wildlife of national parks

Learn the wildlife of Ujung Kulon National Park

Banten · Indonesia

358 species have research-grade observations inside Ujung Kulon 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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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. Green Peafowl Pavo muticus26
  2. Oriental Pied Hornbill Anthracoceros albirostris13
  3. Rufous-backed Dwarf Kingfisher Ceyx rufidorsa11
  4. Wreathed Hornbill Rhyticeros undulatus11
  5. White-bellied Sea-Eagle Icthyophaga leucogaster11
  6. Collared Kingfisher Todiramphus chloris9
  7. Blue-throated Bee-eater Merops viridis7
  8. Olive-winged Bulbul Pycnonotus plumosus6
  9. Blue-eared Kingfisher Alcedo meninting5
  10. Rhinoceros Hornbill Buceros rhinoceros5

Plants

  1. Mangrove Palm Nypa fruticans2
  2. Begonia Vine Cissus discolor2
  3. Coconut palm Cocos nucifera1
  4. Common lantana Lantana camara1
  5. Tape seagrass Enhalus acoroides1
  6. Beach Morning Glory Ipomoea pes-caprae1
  7. Dragon-tail Epipremnum pinnatum1
  8. Rattail Stachytarpheta cayennensis1
  9. Mexican Ruellia Ruellia simplex1
  10. Lygodium longifolium1

Mammals

  1. Javan Rusa Rusa timorensis40
  2. Long-tailed Macaque Macaca fascicularis28
  3. Banteng Bos javanicus18
  4. Wild Boar Sus scrofa17
  5. Sunda Colugo Galeopterus variegatus6
  6. Trefoil Horseshoe Bat Rhinolophus trifoliatus3
  7. Large Flying-fox Pteropus vampyrus3
  8. Lesser false vampire bat Megaderma spasma3
  9. Southern Palm Civet Paradoxurus musanga3
  10. Diadem Roundleaf Bat Hipposideros diadema2

Insects

  1. Swift Peacock Swallowtail Papilio peranthus5
  2. Yellow featherlegs Copera marginipes4
  3. Straight-edge Red Parasol Neurothemis terminata4
  4. Brown-backed Red Marsh Hawk Orthetrum chrysis4
  5. Siamese Rhinoceros Beetle Xylotrupes gideon4
  6. Atlas Moth Attacus atlas4
  7. Tailed Jay Graphium agamemnon3
  8. Grenadier Agrionoptera insignis3
  9. Black-tipped Archduke Lexias dirtea3
  10. Malaysian Albatross Saletara panda3

Spiders and kin

  1. Giant Golden Orbweaver Nephila pilipes6
  2. Long-horned Orbweaver Macracantha arcuata4
  3. Heteropoda boiei2
  4. Dwarf Wood Scorpion Liocheles australasiae2
  5. Heavy Jumper Hyllus diardi1
  6. Eight-spotted Crab Spider Platythomisus octomaculatus1
  7. Thiania demissa1
  8. Red-and-blue Opadometa Leucauge sarawakensis1

Reptiles

  1. Common Water Monitor Varanus salvator30
  2. Painted Bronzeback Dendrelaphis pictus22
  3. Tokay Gecko Gekko gecko18
  4. Oriental Whipsnake Ahaetulla prasina16
  5. Red-necked Keelback Rhabdophis subminiatus13
  6. Common Sun Skink Eutropis multifasciata12
  7. Gold-ringed Cat Snake Boiga dendrophila10
  8. Reticulated Python Malayopython reticulatus9
  9. Malayan Pit Viper Calloselasma rhodostoma8
  10. Common Mock Viper Psammodynastes pulverulentus7

Amphibians

  1. Hasselt's Toad Leptobrachium hasseltii14
  2. Common Southeast Asian Tree Frog Polypedates leucomystax13
  3. Sumatran Puddle Frog Occidozyga sumatrana8
  4. Javan Chorus Frog Microhyla achatina5
  5. Palmated Chorus Frog Microhyla palmipes4
  6. Schlegel's Frog Hylarana chalconota4
  7. Crab-eating Frog Fejervarya cancrivora4
  8. Green Puddle Frog Occidozyga lima3
  9. Indonesian Wart Frog Limnonectes microdiscus3
  10. Fanged River Frog Limnonectes macrodon3

Fish

  1. Mangrove Red Snapper Lutjanus argentimaculatus3
  2. Rasbora aprotaenia3
  3. Swarthy Parrotfish Scarus niger2
  4. Blackback Butterflyfish Chaetodon melannotus2
  5. Crescent Grunter Terapon jarbua2
  6. Powder Blue Tang Acanthurus leucosternon2
  7. Striped Surgeonfish Acanthurus lineatus2
  8. Spotted Barb Barbodes binotatus2
  9. Barramundi Lates calcarifer1
  10. Indian Redfin Butterflyfish Chaetodon trifasciatus1

Mollusks

  1. African Giant Snail Lissachatina fulica3
  2. Jewelled Chiton Acanthopleura gemmata2
  3. Bear Paw Clam Hippopus hippopus1
  4. Black-and-white Cone Snail Conus ebraeus1
  5. Black Doris Dendrodoris nigra1
  6. Money Cowry Monetaria moneta1
  7. Nautical Phyllidia Phyllidia marindica1
  8. Lynx Cowry Lyncina lynx1
  9. Almond Ark Barbatia amygdalumtostum1
  10. Common Pacific vase Vasum turbinellus1

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. Parks outside the U.S. are from the World Database on Protected Areas (UNEP-WCMC and IUCN, Protected Planet). KnowKi is not affiliated with the National Park Service or any park's managers. Free, with no ads, no account, and no purchases.