Enallagma
damselfly — Coenagrionidae > Odonata > Insecta
Enallagma boreale
damselflies — Coenagrionidae > Odonata > Insecta
Enallagma hageni
damselfly — Coenagrionidae > Odonata > Insecta
Endothyra sp.
endothyrids —
Engelmann spruce
Engelmann spruce —
Enhydra lutris
sea otter — Mustelidae > Carnivora > Mammalia
Eowaeringella
Eowaeringella kottlowskii
Ephemerella
Ephemerella ignita
mayfly —
Epilobium brachycarpum
Onagraceae > Myrtales > Magnoliopsida
Epitrix cucumeris
potato flea beetle — Chrysomelidae > Coleoptera > Insecta
Epsilonproteobacteria
Equisetum
Equisetaceae > Equisetales > Polypodiopsida
Equus
horse — Equidae > Perissodactyla > Mammalia
Erigeron elatior
Asteraceae > Asterales > Magnoliopsida
Erigeron flagellaris
Asteraceae > Asterales > Magnoliopsida
Eriogonum congesta
Eriogonum lanceolatus
Eriogonum umbellatum var. aureum
... — Polygonaceae > Caryophyllales > Magnoliopsida
Eriophorum vaginatum
Erythemis collocata
Libellulidae > Odonata > Insecta
Erythronium albidum
Liliaceae
Erythronium americanum
Liliaceae > Liliales > Magnoliopsida
Eucalyptus
Myrtaceae > Myrtales > Magnoliopsida
Eucalyptus grandis
Myrtaceae > Myrtales > Magnoliopsida
Euglena mutabilis
Euphydryas aurinia
Nymphalidae
Euphydryas editha
Edith's Checkerspot — Nymphalidae > Lepidoptera > Insecta
Euphydryas editha editha
Butterfly, Bay Checkerspot — Nymphalidae > Lepidoptera > Insecta
Euryarchaeota
Thermoplasmata
Eutamius amoenus
Eutamius speciosus
Euthyplocia hecuba
mayfly — Euthyplociidae > Ephemeroptera > Insecta
F. obscuripes
F. thurberi
Fagus grandifolia
Fagaceae > Fagales > Magnoliopsida
Family: Acrididae
grasshoppers — Acrididae
Festuca eskia
Ficedula hypoleuca
European pied flycatcher — Muscicapidae > Passeriformes > Aves
Ficus
Firmicutes
Thermolithobacteria
Flaviviridae, Flavivirus
West Nile virus — Flaviviridae
Formica fusca neorufibarbus
Formica lasioides
ant — Formicidae > Hymenoptera > Insecta
Formica neorufibarbus gelida
Formica obscuripes
Formicidae > Hymenoptera > Insecta
Formica podzolica
ant — Formicidae > Hymenoptera > Insecta
Formica rufa
Formicidae > Hymenoptera > Insecta
Fouquieria splendens
ocotillo — Fouquieriaceae > Ericales > Magnoliopsida