Beetles – Coleoptera Pictures & Bio

Coleoptera means sheath wings; coleo – sheath, ptera = wings. Beetles front pair of wings are modified to hardened casings, known as elytra, to protect the hind wings and body below.

Beetles represent the largest Order of insects, containing over 250,000 described species. Beetle groups include tiger beetles, ground beetles, water beetles, whirligig beetles, fungus beetles, rove beetles, stag beetles, scarab beetles, wood-boring beetles, click beetles, fireflies, dermestids, ladybird beetles, darkling beetles, longhorn beetles, blister beetles, leaf beetles, weevils and many others.

Tiger Beetle

Tiger beetles are voracious predators, chasing down and flying after their prey and using their sickle-shaped jaws to secure the victim. Read More

Striped Cucumber Beetle

This striped cucumber beetle photographed in California lays its eggs in the soil near a plant in the cucumber or melon vines. Read More

Brentid Weevil

Brentid weevils are primarily tropical beetles characterized by their slender, elongated bodies and long straight snouts. Read More

Leaf Beetle

This Brazilian Chrysolmelid leaf beetle clearly displays bright coloration characteristic to this group. Read More

Click Beetle

Click beetles get their name for their ability to right themselves if they find themselves stuck on their back. Read More

Pleasing Fungus Beetle

Beetles are the most diverse and numerous group of insects. Read More

Metallic Wood-boring Beetle

This giant metallic wood boring beetle from Ecuador has been frequently collected for its superb iridescent wing cases that reflect most colors of the rainbow. Read More

White Weevil

Weevils are also called snout beetles; characterized by their elongated region in front of their eyes. Read More


Weevils are a large and diverse group of plant burrowing beetles often found infesting seeds and many species target crops and stored foods. Read More

Metallic Weevil

Weevils are somewhat more anthropomorphic (human-like) than other beetles. Read More

Goldsmith Beetle Cotalpa spp.

Edgar Allan Poe’s immortalizes a golden scarab in his popular short story The Gold Bug which aims to expand our consciousness beyond our preconceptions of reality to the truth that lies beneath. Read More

Fungus Beetle

Found under sheets of lose bark, these beetles live in communal aggregation and feed on the abundant rotting fungus. Read More

Diving Beetle

Often attracted to night lights this large aquatic oval beetle has a smooth and hard black body. Read More

Stag Beetle Lucanus spp.

The impressive antler-like mandible jaws of this male are used in mating rite battles and are more for show and simply dislodging other males from choice branches than to inflict lethal damage. Read More

Palm Weevil Pupae Rhynchophorus spp.

These weevil beetle are known as billbugs for their well developed snouts. Read More