Bug Encyclopedia
Search and identify bugs & insects — beetles, butterflies, moths, ants, bees, spiders and more — with size, habitat, danger, behavior, and how to tell them apart.

Lace Weaver Spider
A stocky, mottled spider that spins a distinctive bluish, woolly-looking lace-like web across bark and wall crevices to snare passing insects.
spider
Elephant Hawk-Moth
A strikingly colored olive-green and bright pink hawk moth named for its caterpillar's trunk-like tapered front end and large false eyespots.
moth
Garden Orb Weaver Spider
The classic maker of the round, wheel-shaped web, the garden orb weaver hangs head-down at the center of its silken snare. Many sport a cross-like pattern of pale spots on a rounded abdomen.
spider
Drinker Moth
A stout, furry moth with warm tawny-orange to buff-brown wings marked by two small white spots on each forewing, named for its caterpillar's habit of drinking water droplets from grass blades.
moth
Golden Silk Orb-Weaver Spider
Famous for spinning enormous webs of shimmering golden silk, the golden silk orb-weaver is a large, long-legged spider of warm climates. Females dwarf the tiny males and hang head-down in their sprawling snares.
spider
Sand Fly
A tiny, densely hairy fly that holds its wings erect in a distinctive V-shape and travels in short, silent hops rather than sustained flight.
fly
Toad Bug
A squat, warty-looking true bug with bulging eyes and a mottled brown pattern, so named for its uncanny resemblance to a tiny toad as it hops along muddy shorelines.
aquatic-insect
Spittlebug
A small hopping true bug best known in its nymph stage, which surrounds itself in a frothy mass of white foam on plant stems, commonly called cuckoo spit.
true-bug
Leafcutter Bee
A stout, dark-bodied bee best known not for how it looks but for the neat, circular or oval notches it cuts from leaves, which it uses to line and seal its nest cells.
bee
Pygmy Grasshopper
A tiny, ground-hugging grasshopper with an elongated pronotum extending back over its body, often found hopping along muddy pond edges.
grasshopper-cricket
Cicada Killer's Prey Cicada
A large, thick-bodied, clear-winged insect best known for the loud, buzzing chorus males produce from treetops on hot summer afternoons, and a preferred prey item of the cicada killer wasp.
true-bug
Leafhopper
A small, wedge-shaped insect that darts sideways and springs away in quick hops when disturbed, often brightly striped or patterned and found clinging to the underside of leaves.
true-bug
Dog-Day Cicada
A stout, thick-bodied cicada with mottled green and brown camouflage patterning, named for its loud droning calls heard during the hot "dog days" of late summer.
true-bug
Blue-fronted Dancer
A bright blue head and thorax paired with a dark, blue-tipped abdomen give the Blue-fronted Dancer its name, as it hops and flutters along sunny riverbanks in loose groups.
other
Springtail
A minuscule, wingless hexapod best known for its spring-loaded tail-like structure that flicks it into sudden, erratic hops when disturbed, often found in huge numbers in damp soil and leaf litter.
other
Meadow Spittlebug
A small, mottled hopping true bug whose immature nymphs are far more often noticed than the adults, hidden inside frothy blobs of white foam known as cuckoo spit on plant stems.
true-bug
Bombardier Beetle
A dark, quick-moving ground beetle famous for firing a hot, audible chemical spray from its abdomen when disturbed, using two-tone coloring of a reddish head and thorax against blue-black wing covers as a warning signal.
beetle
Spider Mite
A speck-sized arachnid that spins fine silk webbing across infested leaves as it pierces plant cells for their contents, leaving behind a telltale stippled, bronzed appearance. Populations can explode rapidly in hot, dry weather, making it a familiar garden and greenhouse pest.
arachnid