• Flabellum alabastrum Moseley in Thompson, 1873
• fluorapatiet
• fluoriet fluoriet
  fluorite
  
• Fomes fomentarius (L.) Fr. echte tonderzwam
  hoof fungus
  
• fossiele zeebodem 1 fossiele zeebodem 1
  fossilized seabed 1
  
• Fratercula arctica (Linnaeus, 1758) papegaaiduiker
  Atlantic puffin
  
• Fregata minor (Gmelin, 1789) grote fregatvogel
  great frigatebird
  
• Fringilla coelebs Linnaeus, 1758 vink
  common chaffinch
  
• Fringilla montifringilla Linnaeus, 1758 keep
  brambling
  
• Fulica atra Linnaeus, 1758 meerkoet
  Eurasian coot
  
• Fulmarus glacialis (Linnaeus, 1761) noordse stormvogel
  northern fulmar
  
• Furcaster leptosoma Salter (1857) slangster
  brittle star
  
• Gadus morhua Linnaeus, 1758 kabeljauw
  Atlantic cod
  
• Galago senegalensis Geoffroy Saint-Hilaire, 1796 senegalgalago
  Senegal bushbaby
  
• Galbula galbula (Linnaeus, 1766) groenstaartglansvogel
  green-tailed jacamar
  
• Galemys pyrenaicus (Geoffroy Saint-Hilaire, 1811) Pyrenese desman
  Pyrenean desman
  
• galeniet galeniet
  galenite
  
• Galeopterus variegatus (Audebert, 1799) Maleise vliegende kat
  Sunda flying lemur
  
• Gallinago gallinago (Linnaeus, 1758) watersnip
  common snipe
  
• Gallus gallus domesticus (Linnaeus, 1758) kip
  chicken
  
• Gallus gallus Linnaeus, 1758 kip
  chicken
  
• Ganoderma adspersum (Schulzer) Donk dikrandtonderzwam
  southern bracket
  
• Garrulus glandarius (Linnaeus, 1758) gaai
  Eurasian jay
  
• Gasterosteus aculeatus Linnaeus, 1758 driedoornige stekelbaars
  stickleback
  
• Gavia stellata (Pontoppidan, 1763) roodkeelduiker
  red-throated diver
  
• Gazella leptoceros (F. Cuvier, 1842) duingazelle
  rhim gazelle
  
• gebande ijzersteen gebande ijzersteen
  banded ironstone
  
• gedegen koper gedegen koper
  native copper
  
• geiser geiser
  geyser
  
• Gekko gecko (Linnaeus, 1758) tokeh
  tokay gecko
  
• Gempylus serpens Cuvier, 1829 snake mackerel
  slangmakreel
  
• Geococcyx californianus (Lesson, 1829) grote renkoekoek
  greater roadrunner
  
• Geokichla sibirica (Pallas, 1776) Siberische lijster
  Siberian thrush
  
• Geospiza conirostris Ridgway, 1890 españolagrondvink
  Española cactus finch
  
• Geospiza fuliginosa Gould, 1837 kleine grondvink
  small ground finch
  
• Geospiza magnirostris Gould, 1837 grote grondvink
  large ground finch
  
• Geospiza scandens (Gould, 1837) cactusgrondvink
  common cactus finch
  
• Geranium maderense Yeo giant herb-Robert
  
• Geronticus calvus (Boddaert, 1783) Kaapse ibis
  southern bald ibis
  
• Ginkgo biloba L. ginkgo
  ginkgo
  
• gips gips
  gypsum
  
• Giraffa reticulata de Winton, 1899 netgiraffe
  reticulated giraffe
  
• Glaucidium passerinum (Linnaeus, 1758) dwerguil
  Eurasian pygmy owl
  
• Glaucomys sabrinus (Shaw, 1801) Canadese vliegende eekhoorn
  northern flying squirrel
  
• Glossobalanus minutus (Kowalvesky, 1866) eikelworm
  lesser acorn worm
  
• Gobiusculus flavescens (Fabricius, 1779) tweevlekgrondel
  two-spotted goby
  
• Gomphosus caeruleus Lacepède, 1801 green birdmouth wrasse
  snavellipvis
  
• Gongylus gongylodes (Linnaeus, 1758) bidsprinkhaan
  wandering violin mantis
  
• Gordius subspiralis Diesing, 1861 paardenhaarworm
  horsehair worm
  
• Gorilla gorilla (Savage, 1847) gorilla
  gorilla