KnowKi

Learn the wildlife of national parks

Learn the wildlife of Hortobágyi National Park

Hungary

639 species have research-grade observations inside Hortobágyi 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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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. Greylag Goose Anser anser75
  2. Great Egret Ardea alba69
  3. Squacco Heron Ardeola ralloides64
  4. Eurasian Spoonbill Platalea leucorodia57
  5. Pygmy Cormorant Microcarbo pygmaeus49
  6. Whiskered Tern Chlidonias hybrida45
  7. Common Crane Grus grus41
  8. Grey Heron Ardea cinerea34
  9. Black-crowned Night Heron Nycticorax nycticorax33
  10. Little Egret Egretta garzetta30

Plants

  1. Siberian Statice Limonium gmelini25
  2. Heart-podded Hoary Cress Lepidium draba24
  3. Water fringe Nymphoides peltata13
  4. German Chamomile Matricaria chamomilla12
  5. Water caltrop Trapa natans12
  6. Cypress spurge Euphorbia cyparissias11
  7. False indigo bush Amorpha fruticosa10
  8. Flowering-rush Butomus umbellatus10
  9. Floating fern Salvinia natans10
  10. Field Eryngo Eryngium campestre9

Mammals

  1. Muskrat Ondatra zibethicus10
  2. Red Fox Vulpes vulpes9
  3. Wild Horse Equus ferus8
  4. Western Roe Deer Capreolus capreolus5
  5. Domestic Cattle Bos taurus5
  6. Northern White-breasted Hedgehog Erinaceus roumanicus4
  7. Brown Hare Lepus europaeus4
  8. Eurasian Stoat Mustela erminea3
  9. Eurasian Beaver Castor fiber2
  10. European Mole Talpa europaea2

Insects

  1. Blue-tailed Damselfly Ischnura elegans24
  2. Large Copper Lycaena dispar20
  3. Southern Festoon Zerynthia polyxena12
  4. Brown China-mark Elophila nymphaeata11
  5. Eastern Bath White Pontia edusa10
  6. Dorcadion aethiops10
  7. Meadow Brown Maniola jurtina9
  8. Southern Darter Sympetrum meridionale9
  9. Red Admiral Vanessa atalanta8
  10. Common Blue Polyommatus icarus8

Spiders and kin

  1. Lycosa singoriensis3
  2. Mendoza canestrinii2
  3. Leopard Bear-spider Arctosa leopardus1
  4. Goldenrod Crab Spider Misumena vatia1
  5. Heather crab spider Thomisus onustus1

Amphibians

  1. European Tree Frog Hyla arborea27
  2. European Fire-Bellied Toad Bombina bombina15
  3. Danube Crested Newt Triturus dobrogicus8
  4. Marsh Frog Pelophylax ridibundus5
  5. Common Spadefoot Pelobates fuscus4
  6. Smooth Newt Lissotriton vulgaris4
  7. Green Toad Bufotes viridis3
  8. Moor Frog Rana arvalis1
  9. Agile Frog Rana dalmatina1

Fish

  1. European Carp Cyprinus carpio3
  2. Topmouth Gudgeon Pseudorasbora parva3
  3. Black Bullhead Ameiurus melas2
  4. Silver Carp Hypophthalmichthys molitrix2
  5. Prussian Carp Carassius gibelio2
  6. Chinese Sleeper Perccottus glenii2
  7. Monkey Goby Neogobius fluviatilis1

Mollusks

  1. Chinese Pond Mussel Sinanodonta woodiana5
  2. Great Ram's-horn Planorbarius corneus4
  3. Great Pond Snail Lymnaea stagnalis2
  4. Leopard Slug Limax maximus2
  5. Mud Bithynia Bithynia tentaculata2
  6. Vineyard Snail Caucasotachea vindobonensis2
  7. Roman Snail Helix pomatia1
  8. Carthusian Nun Snail Monacha cartusiana1
  9. Viviparus acerosus1

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.