Species starting with K
Index built 10 November 2026
- Kaapori capuchin Cebus kaapori CR
- Kagu Rhynochetos jubatus EN
- Kakapo Strigops habroptila CR
- Kaluga Huso dauricus CR
- Karpathos frog Pelophylax cerigensis EN
- Kauaʻi cave wolf spider Adelocosa anops EN
- Kea Nestor notabilis EN
- Keeled box turtle Cuora mouhotii EN
- Kemp's ridley sea turtle Lepidochelys kempii CR
- Kihansi Spray Toad Nectophrynoides asperginis EW
- King colobus Colobus polykomos EN
- Kinyongia tenuis EN
- Kipunji Rungwecebus kipunji EN
- Kleinmann's tortoise Testudo kleinmanni CR
- Kloss's gibbon Hylobates klossii EN
- Knifetooth sawfish Anoxypristis cuspidata CR
- Kolar leaf-nosed bat Hipposideros hypophyllus CR
- Komodo dragon Varanus komodoensis EN
- Kouprey Bos sauveli CR
- Kuhl's Lorikeet Vini kuhlii EN