Kaapse klipdas (Nederlands)
kameel (Nederlands)
kamkrokodil (Nederlands)
kantkoraal (Nederlands)
karbouw (Nederlands)
karmijnrode bijeneter (Nederlands)
karoo round-eared sengi (English)
katoen (Nederlands)
kijang (Nederlands)
kikker (Nederlands)
Kikuyu three-horned chameleon (English)
king parachute spider (English)
kinkhoorn (Nederlands)
klapperboom (Nederlands)
klein Tegels hert (Nederlands)
kleine zwaan (Nederlands)
kleinklauwotter (Nederlands)
klimlelie (Nederlands)
knob coral (English)
knorhaan (Nederlands)
koe (Nederlands)
kokerworm (Nederlands)
Komodo monitor (English)
koperkies (Nederlands)
Koreaanse grondeekhoorn (Nederlands)
kornalijn (Nederlands)
kortsnuit-mierenegel (Nederlands)
krabbenetende makaak (Nederlands)
kunziet (Nederlands)
kussenzeester (Nederlands)
kwatta (Nederlands)
kaaimansnoek (Nederlands)
Kaaps hartenbeest (Nederlands)
Kaapse ibis (Nederlands)
Kaapse leeuw (Nederlands)
kaasjeskruid (Nederlands)
kabeljauw (Nederlands)
kakkerlak (Nederlands)
kakkerlak (Nederlands)
kakkerlak (Nederlands)
kamster (Nederlands)
kanoet (Nederlands)
kapok (Nederlands)
kapok (English)
kappitta (Nederlands)
karetschildpad (Nederlands)
karper (Nederlands)
kaukasushert (Nederlands)
kauri (Nederlands)
kauri (English)
kauw (Nederlands)
kea (Nederlands)
kea (English)
keep (Nederlands)
kegelbijvlieg (Nederlands)
keizerspinguïn (Nederlands)
keizersvis (Nederlands)
kemphaan (Nederlands)
Kentish plover (English)
kerkuil (Nederlands)
kever (Nederlands)
kievit (Nederlands)
kieviten en plevieren (Nederlands)
kikker (Nederlands)
kikvorsvis (Nederlands)
killer whale (English)
Kinabalu slipper orchid (English)
King Alfred's cakes (English)
king bird-of-paradise (English)
king cobra (English)
king eider (English)
king helmet (English)
king in his carriage (English)
king penguin (English)
king vulture (English)
kingfish (English)
kingfishers (English)
kip (Nederlands)
kip (Nederlands)
Kirk's dikdik (English)
Kirks dikdik (Nederlands)
kiwi (Nederlands)
kiwi (English)
kiwi (Nederlands)
kiwi (English)
Kiwi's (Nederlands)
klapmuts (Nederlands)
klappertor (Nederlands)
klaproos (Nederlands)
klaver (Nederlands)
kleine boomgierzwaluw (Nederlands)
kleine boomvink (Nederlands)
kleine flamingo (Nederlands)
kleine grondvink (Nederlands)
kleine jager (Nederlands)
kleine kalkkokerworm (Nederlands)
kleine mantelmeeuw (Nederlands)
kleine panda (Nederlands)
kleine paradijsvogel (Nederlands)
kleine pelikaan (Nederlands)
kleine plevier (Nederlands)
kleine rosse woelmuis (Nederlands)
kleine sprinkhaanzanger (Nederlands)
kleine strandloper (Nederlands)
kleine torenvalk (Nederlands)
kleine trap (Nederlands)
kleine watersalamander (Nederlands)
kleine witneusmeerkat (Nederlands)
kleine zilverreiger (Nederlands)
kleine zwaan (Nederlands)
klimop (Nederlands)
klokjes (Nederlands)
kluut (Nederlands)
kneu (Nederlands)
knevelmeerkat (Nederlands)
kniptor (Nederlands)
kniptor (Nederlands)
knobbed whelk (English)
knobbelzwaan (Nederlands)
knoll bryozoan (English)
knolsteenbreek (Nederlands)
knolvormige buiscelpoliep (Nederlands)
knopig helmkruid (Nederlands)
knotweed (English)
koala (Nederlands)
koala (English)
koekoek (Nederlands)
koekoeken (Nederlands)
koesimanse (Nederlands)
kogelhoutskoolzwam (Nederlands)
kokerworm (Nederlands)
kokmeeuw (Nederlands)
kokospalm (Nederlands)
kolibries (Nederlands)
kolibrievlinder (Nederlands)
Komodo dragon (English)
komodovaraan (Nederlands)
konijn (Nederlands)
koninginneschelp (Nederlands)
koningscobra (Nederlands)
koningseider (Nederlands)
koningsfazant (Nederlands)
koningsgier (Nederlands)
koningsparadijsvogel (Nederlands)
koningspinguïn (Nederlands)
koningspython (Nederlands)
koningsvis (Nederlands)
koninklijke helmslak (Nederlands)
koninklijke stekelhoren (Nederlands)
koninklijke stekelhoren (Nederlands)
kookaburra (Nederlands)
koolmees (Nederlands)
koolstofchondriet (steenmeteoriet) (Nederlands)
kopermol (Nederlands)
koraalboom (Nederlands)
koraalduivels (Nederlands)
korenbouten (Nederlands)
korhoen (Nederlands)
kori bustard (English)
koritrap (Nederlands)
kornerupien (Nederlands)
kornerupine (English)
kortneusbuideldas (Nederlands)
kortschildkevers (Nederlands)
kortsnuithaas (Nederlands)
korund (Nederlands)
kousenbandslang (Nederlands)
kraagbeer (Nederlands)
kraaien (Nederlands)
kraamwebspin (Nederlands)
krekels (Nederlands)
kristalmodel (Nederlands)
krombekstrandloper (Nederlands)
krompootdoodgraver (Nederlands)
kropaar (Nederlands)
kruisbek (Nederlands)
kruisbloemigen (Nederlands)
kruisdistels (Nederlands)
krulvaren (Nederlands)
kuifcaracara (Nederlands)
kuifeend (Nederlands)
kuifseriema (Nederlands)
kuiftinamoe (Nederlands)
kurkeik (Nederlands)
kussenlava (Nederlands)
kussentjesmos (Nederlands)
kwabaal (Nederlands)
kwak (Nederlands)
kwartel (Nederlands)
kwarts (Nederlands)
kwarts met hematiet (Nederlands)
kwarts met rutiel (Nederlands)
kwartsvariëteit Herkimer diamant (Nederlands)
kwaslelie (Nederlands)
kwastvinnige vis (Nederlands)
kwikstaarten en piepers (Nederlands)
kyaniet (Nederlands)
kyanite (English)