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.

Crab Spider
Perched motionless atop a flower petal, often perfectly matched to its color, the crab spider is a patient ambusher that waits for pollinators to land within reach of its outstretched front legs.
spider
Carolina Mantis
A mottled gray-brown mantis native to the southeastern and south-central United States, smaller and more camouflaged than its introduced Chinese relative, and recognized as the state insect of South Carolina.
mantis-stick
Dragonfly
A large, agile aerial predator with an elongated body, enormous compound eyes, and two pairs of strong wings held straight out to the sides at rest, often seen patrolling over water in search of prey.
dragonfly
Snowberry Clearwing Moth
A day-flying sphinx moth with black-and-yellow banding and mostly transparent wings that closely mimics a bumblebee, hovering at flowers to feed through a long uncoiled proboscis.
moth
Hummingbird Clearwing Moth
A robust, olive-and-burgundy day-flying moth with mostly transparent wings that hovers at flowers exactly like a tiny hummingbird, unspooling a long proboscis to sip nectar.
moth
Damselfly
A slender, delicate relative of the dragonfly with widely spaced eyes and slim wings that fold together over its back at rest, often seen fluttering weakly among reeds and grasses at the water's edge.
dragonfly
Old House Borer
A grayish-brown to nearly black longhorn beetle whose larvae bore extensively through structural softwood, capable of causing large galleries hidden beneath the wood surface.
beetle
Grape Leaffolder Caterpillar
This small green caterpillar stitches grape leaves together with silk into a rolled shelter, feeding hidden inside its own leafy tube and leaving skeletonized patches behind.
caterpillar-larva
Whirligig Beetle
A small, glossy black beetle that spins and darts in rapid circles across the surface film of ponds, often gathered in loose groups, using divided eyes to see both above and below the water at once.
aquatic-insect
Walking Stick
A remarkably twig-like insect with a long, slender, brown to green body and thin legs, so effective at mimicking a plant stem that it can be nearly invisible while motionless on vegetation.
mantis-stick
Small Emperor Moth
A striking day-flying moth with large eyespots on all four wings, gray-brown coloring in males and paler gray in the larger females, native to heathlands and open countryside across Europe.
moth
Achemon Sphinx Moth
A large, streamlined sphinx moth with pinkish-brown forewings marked by darker scalloped patches and rosy pink hindwings edged in black, closely tied to grapevines as a larval host.
moth
Fig Wasp
A pinhead-sized wasp that spends nearly its entire life inside a fig, forming one of the most tightly co-evolved partnerships in nature as it pollinates the tree in exchange for a place to lay its eggs.
wasp
Cuckoo Bee
A slender, wasp-like bee that lacks pollen-carrying hairs because it never gathers its own pollen, instead sneaking into the nests of other solitary bees to lay eggs that hatch and consume the host's food stores.
bee
Termite
A pale, soft-bodied social insect that lives in hidden colonies and feeds on cellulose in wood and plant debris, often mistaken for an ant despite belonging to an entirely different insect order.
other
Paper Wasp
A slender, long-legged wasp with a narrow waist and reddish-brown to black coloring marked with yellow, recognized by its open, umbrella-shaped paper nest with visible hexagonal cells.
wasp
Lanternfly (Spotted Lanternfly)
A strikingly patterned planthopper with grey, spotted forewings that flash to reveal crimson hindwings when it leaps, now notorious as an invasive agricultural pest far from its native range.
true-bug
Pond Skater
Skimming effortlessly across the surface of still water on long, spindly legs, the pond skater uses ripples to detect struggling insects, which it seizes and pierces with needle-like mouthparts.
true-bug
Fishfly Larva
A flattened, armor-plated predator of stream bottoms, the fishfly larva spends one to three years underwater seizing prey with sickle-shaped jaws before briefly taking wing as a short-lived winged adult.
aquatic-insect
Cross Orbweaver
Named for the pale cross of dots marking its rounded abdomen, the cross orbweaver spins one of the most classic wheel-shaped webs, rebuilding it fresh nearly every night to keep its silk sticky and effective.
spider
Imperial Moth
One of the largest and most variably patterned silk moths in North America, with broad yellow wings mottled in shades of purple, brown, and pink, and a caterpillar that can grow to impressive size on a wide range of forest trees.
moth
Io Moth
A striking yellow (male) or reddish-brown (female) silkmoth instantly recognizable by the large, dark eyespot ringed in blue and black on each hindwing, flashed suddenly to startle predators.
moth
Hummingbird Hawk-Moth
A day-flying moth that hovers in front of flowers on blurring wings while unspooling a long proboscis to sip nectar, so closely mimicking a hummingbird in flight that it is frequently mistaken for one.
moth
Woolly Bear Caterpillar
A densely bristled caterpillar banded in black at both ends with a rusty-orange middle section, famous in folklore for supposedly predicting winter severity and for rolling into a tight ball when touched.
caterpillar-larva