KnowKi

Learn the wildlife of national parks

Learn the wildlife of Harz National Park

Germany

1,819 species have research-grade observations inside Harz 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. Common Chaffinch Fringilla coelebs27
  2. Coal Tit Periparus ater22
  3. White Wagtail Motacilla alba20
  4. Eurasian Jay Garrulus glandarius19
  5. Common Raven Corvus corax15
  6. Crested Tit Lophophanes cristatus15
  7. European Robin Erithacus rubecula14
  8. Mallard Anas platyrhynchos13
  9. White-throated Dipper Cinclus cinclus12
  10. Grey Wagtail Motacilla cinerea12

Plants

  1. Common bilberry Vaccinium myrtillus120
  2. Purple foxglove Digitalis purpurea114
  3. Deer fern Struthiopteris spicant107
  4. Fireweed Chamaenerion angustifolium91
  5. Common heather Calluna vulgaris89
  6. Orange hawkweed Pilosella aurantiaca87
  7. Round-leaved sundew Drosera rotundifolia80
  8. Arctic Starflower Lysimachia europaea79
  9. Norway spruce Picea abies71
  10. Tussock cottongrass Eriophorum vaginatum71

Mammals

  1. Red Fox Vulpes vulpes28
  2. European Mole Talpa europaea14
  3. Eurasian Red Squirrel Sciurus vulgaris9
  4. Wild Boar Sus scrofa7
  5. Red Deer Cervus elaphus7
  6. European Garden Dormouse Eliomys quercinus5

Insects

  1. Scarce Copper Lycaena virgaureae146
  2. Arran Brown Erebia ligea105
  3. European Peacock Butterfly Aglais io88
  4. Small Tortoiseshell Aglais urticae76
  5. Cranberry Fritillary Boloria aquilonaris66
  6. Oak Eggar Lasiocampa quercus61
  7. Black-veined White Aporia crataegi59
  8. Large Wall Brown Lasiommata maera50
  9. Woodland Dor Beetle Anoplotrupes stercorosus50
  10. Red Pine Longhorn Beetle Stictoleptura rubra48

Spiders and kin

  1. Cross Orbweaver Araneus diadematus19
  2. Goldenrod Crab Spider Misumena vatia12
  3. Green Huntsman Spider Micrommata virescens12
  4. Oak Spider Aculepeira ceropegia8
  5. Fencepost jumping spider Marpissa muscosa6
  6. European Harvestman Phalangium opilio5
  7. Four-spot Orbweaver Araneus quadratus5
  8. Walnut Orbweaver Nuctenea umbratica5
  9. Saddleback Harvestman Mitopus morio5

Amphibians

  1. Fire Salamander Salamandra salamandra144
  2. European Common Frog Rana temporaria120
  3. European Toad Bufo bufo35
  4. Alpine Newt Mesotriton alpestris20

Mollusks

  1. Black Slug Arion ater18
  2. Ash-black Slug Limax cinereoniger12
  3. Brown-lipped Snail Cepaea nemoralis7
  4. Roman Snail Helix pomatia6
  5. Leopard Slug Limax maximus6
  6. Copse Snail Arianta arbustorum5
  7. Tree slug Lehmannia marginata5

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.