Lyriothemis tricolor, a dragonfly species found in Bangladesh, China, India, Japan, Myanmar and Taiwan
•
Leptotyphlops tricolor, the three-colored blind snake, a reptile species
Tricolor | Viola tricolor | tricolor | Vanda tricolor | Octomeria tricolor | Lyriothemis tricolor | Leptotyphlops tricolor | Ipomoea tricolor | Inocybe tricolor | Grotella tricolor | Gilia tricolor | Disphragis tricolor | Convolvulus tricolor | Coleophora tricolor | Clibanarius tricolor | A tricolor warp ''Ikat'' weave from Tenancingo |
Convolvulus tricolor, the dwarf morning glory, a plant species native to the Mediterranean Basin
•
Clibanarius tricolor, a hermit crab species found in shallow water of the Caribbean Sea
Gilia tricolor, the bird's-eye gilia, an annual plant species native to California
•
Grotella tricolor, a moth species found in California and Arizona
Ipomoea tricolor, a morning glory species native to the New World tropics
•
Inocybe tricolor, a mushroom species widely distributed in temperate forests
Octomeria tricolor, an orchid species endemic to southeastern Brazil
Vanda tricolor, an orchid species found in Laos and from Java to Bali
The White-winged Triller (L. tricolor) of Australia and New Guinea was formerly included in this species but is now treated as a separate species.