KnowKi

Learn the wildlife of national parks

Learn the wildlife of Eryri National Park

Wales · United Kingdom

2,753 species have research-grade observations inside Eryri 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. European Robin Erithacus rubecula103
  2. European Herring Gull Larus argentatus99
  3. Common Chaffinch Fringilla coelebs95
  4. Common Buzzard Buteo buteo87
  5. European Stonechat Saxicola rubicola79
  6. Grey Heron Ardea cinerea77
  7. House Sparrow Passer domesticus56
  8. Meadow Pipit Anthus pratensis55
  9. Grey Wagtail Motacilla cinerea52
  10. Eurasian Blackbird Turdus merula44

Plants

  1. English Stonecrop Sedum anglicum289
  2. Deer fern Struthiopteris spicant243
  3. Purple foxglove Digitalis purpurea240
  4. Common bilberry Vaccinium myrtillus232
  5. Bog asphodel Narthecium ossifragum222
  6. Common heather Calluna vulgaris218
  7. Bell Heather Erica cinerea202
  8. Wall Pennywort Umbilicus rupestris167
  9. Round-leaved sundew Drosera rotundifolia143
  10. Tormentil Potentilla erecta139

Mammals

  1. Domestic Goat Capra hircus49
  2. Domestic Horse Equus caballus17
  3. European Rabbit Oryctolagus cuniculus13
  4. Eastern Gray Squirrel Sciurus carolinensis12
  5. European Mole Talpa europaea12
  6. Common Shrew Sorex araneus11

Insects

  1. Drinker Moth Euthrix potatoria179
  2. Oak Eggar Lasiocampa quercus112
  3. Woodland Dor Beetle Anoplotrupes stercorosus105
  4. Fox Moth Macrothylacia rubi103
  5. Red Admiral Vanessa atalanta70
  6. Buff-tip Phalera bucephala64
  7. Dark Arches Apamea monoglypha63
  8. Large Yellow Underwing Noctua pronuba62
  9. European Peacock Butterfly Aglais io61
  10. Painted Lady Vanessa cardui59

Spiders and kin

  1. Megabunus diadema72
  2. Cross Orbweaver Araneus diadematus24
  3. Saddleback Harvestman Mitopus morio16
  4. Long-bodied Cellar Spider Pholcus phalangioides14
  5. Leiobunum rotundum14
  6. European Nursery Web spider Pisaura mirabilis13

Reptiles

  1. Viviparous Lizard Zootoca vivipara101
  2. Common Slowworm Anguis fragilis58
  3. Adder Vipera berus28
  4. Barred Grass Snake Natrix helvetica21
  5. Sand Lizard Lacerta agilis18

Amphibians

  1. European Common Frog Rana temporaria133
  2. European Toad Bufo bufo95
  3. Palmate Newt Lissotriton helveticus27

Mollusks

  1. Black Slug Arion ater18
  2. Garden Snail Cornu aspersum18
  3. Brown-lipped Snail Cepaea nemoralis16

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.