KnowKi

Learn the wildlife of national parks

Learn the wildlife of Rila National Park

Bulgaria

465 species have research-grade observations inside Rila 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. Dunnock Prunella modularis14
  2. Alpine Accentor Prunella collaris14
  3. Red Crossbill Loxia curvirostra13
  4. Ring Ouzel Turdus torquatus13
  5. Black Redstart Phoenicurus ochruros10
  6. Northern Nutcracker Nucifraga caryocatactes10
  7. Water Pipit Anthus spinoletta8
  8. Goldcrest Regulus regulus8
  9. Eurasian Griffon Gyps fulvus6
  10. Common Chaffinch Fringilla coelebs6

Plants

  1. Fireweed Chamaenerion angustifolium44
  2. Dianthus microlepis38
  3. Scarlet Avens Geum coccineum35
  4. Rila Primrose Primula deorum29
  5. Gentiana dshimilensis21
  6. Spotted gentian Gentiana punctata18
  7. Bulgarian avens Geum bulgaricum18
  8. Eastern Heath Erica spiculifolia18
  9. Pinguicula balcanica17
  10. Small-white Orchid Pseudorchis albida16

Mammals

  1. Northern Chamois Rupicapra rupicapra25
  2. European Ground Squirrel Spermophilus citellus4
  3. Red Fox Vulpes vulpes3
  4. European Mole Talpa europaea1
  5. Bank Vole Clethrionomys glareolus1

Insects

  1. Club-legged Grasshopper Gomphocerus sibiricus29
  2. Bright Eyed Ringlet Erebia oeme19
  3. Ottoman Brassy Ringlet Erebia ottomana16
  4. Eastern large Heath Coenonympha rhodopensis15
  5. Black Ringlet Erebia melas11
  6. Cynthia's Fritillary Euphydryas cynthia11
  7. Large Ringlet Erebia euryale10
  8. Balkan Fritillary Boloria graeca10
  9. Small Tortoiseshell Aglais urticae9
  10. Clouded Yellow Colias crocea7

Spiders and kin

  1. Metellina mengei2
  2. Oak Spider Aculepeira ceropegia1
  3. Radiated Wolf Spider Hogna radiata1
  4. Drassodes pubescens1

Reptiles

  1. Viviparous Lizard Zootoca vivipara5
  2. Adder Vipera berus4
  3. Eastern Slowworm Anguis colchica1

Amphibians

  1. European Common Frog Rana temporaria23
  2. Fire Salamander Salamandra salamandra2
  3. Agile Frog Rana dalmatina1

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.