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Western Honey Bee
Apis mellifera
6,103 observations
Hunt's Bumble Bee
Bombus huntii
3,506 observations
White-lined Sphinx
Hyles lineata
3,483 observations
Convergent Lady Beetle
Hippodamia convergens
3,356 observations
Painted Lady
Vanessa cardui
3,291 observations
Invasive
Seven-spotted Lady Beetle
Coccinella septempunctata
3,023 observations
Two-striped Grasshopper
Melanoplus bivittatus
2,603 observations
European Paper Wasp
Polistes dominula
2,600 observations
Invasive
Asian Lady Beetle
Harmonia axyridis
2,558 observations
Monarch
Danaus plexippus
2,356 observations
Two-tailed Swallowtail
Papilio multicaudata
2,262 observations
European Mantis
Mantis religiosa
2,259 observations
Invasive
Japanese Beetle
Popillia japonica
2,154 observations
Police Car Moth
Gnophaela vermiculata
2,090 observations
Small White
Pieris rapae
2,049 observations
Weidemeyer's Admiral
Limenitis weidemeyerii
2,044 observations
Brown-belted Bumble Bee
Bombus griseocollis
1,849 observations
Invasive
Four-spotted Moth
Tyta luctuosa
1,776 observations
Variegated Fritillary
Euptoieta claudia
1,731 observations
Blue Fungus Beetle
Cypherotylus californicus
1,696 observations
Common Checkered-Skipper
Burnsius communis
1,688 observations
Eastern Boxelder Bug
Boisea trivittata
1,670 observations
Western Conifer Seed Bug
Leptoglossus occidentalis
1,662 observations
Mourning Cloak
Nymphalis antiopa
1,623 observations
Band-winged Meadowhawk
Sympetrum semicinctum
1,591 observations
Nevada Bumble Bee
Bombus nevadensis
1,536 observations
Rocky Mountain Parnassian
Parnassius smintheus
1,522 observations
Colorado Soldier Beetle
Chauliognathus basalis
1,484 observations
Widow Skimmer
Libellula luctuosa
1,404 observations
Golden Northern Bumble Bee
Bombus fervidus
1,393 observations
Small Milkweed Bug
Lygaeus kalmii
1,325 observations
Variegated Meadowhawk
Sympetrum corruptum
1,324 observations
American Bumble Bee
Bombus pensylvanicus
1,321 observations
Taxiles Skipper
Lon taxiles
1,321 observations
Checkered White
Pontia protodice
1,317 observations
Hoary Comma
Polygonia gracilis
1,292 observations
Differential Grasshopper
Melanoplus differentialis
1,226 observations
Western Tiger Swallowtail
Papilio rutulus
1,213 observations
Greater Anglewing
Microcentrum rhombifolium
1,155 observations
Spotted Tussock Moth
Lophocampa maculata
1,124 observations
White-spotted Sawyer
Monochamus scutellatus
1,114 observations
Jagged Ambush Bug
Phymata americana
1,077 observations
Red Admiral
Vanessa atalanta
1,050 observations
Gray Hairstreak
Strymon melinus
1,011 observations
Western Yellowjacket
Vespula pensylvanica
998 observations
Red-femured Milkweed Borer
Tetraopes femoratus
977 observations
Ornate Checkered Beetle
Trichodes ornatus
955 observations
Orange Sulphur
Colias eurytheme
947 observations
Great Spreadwing
Archilestes grandis
901 observations
Woodland Skipper
Ochlodes sylvanoides
863 observations
Frequently Asked Questions
- The 10 most common insects in Colorado are:
- Western Honey Bee (Apis mellifera)
- Hunt's Bumble Bee (Bombus huntii)
- White-lined Sphinx (Hyles lineata)
- Convergent Lady Beetle (Hippodamia convergens)
- Painted Lady (Vanessa cardui)
- Seven-spotted Lady Beetle (Coccinella septempunctata)
- Two-striped Grasshopper (Melanoplus bivittatus)
- European Paper Wasp (Polistes dominula)
- Asian Lady Beetle (Harmonia axyridis)
- Monarch (Danaus plexippus)
- The most observed insect in Colorado is Western Honey Bee (Apis mellifera), with 6,103 recorded observations.
- Some of the most commonly observed invasive insects in Colorado include:
- Seven-spotted Lady Beetle (Coccinella septempunctata)
- Asian Lady Beetle (Harmonia axyridis)
- Japanese Beetle (Popillia japonica)
- Four-spotted Moth (Tyta luctuosa)