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Insect Encyclopedia — 75 Species Directory

Encyclopedia of popular beetles and stag beetles with care guides, traits, and breeding methods.

Featured Insect

Showing 32 of 75 species(124)

Akaashi Stag Beetle

Akaashi Stag Beetle

Dorcus rubrofemoratus

Intermediate

A medium stag beetle with reddish legs and underside. Common in beech forests around 1,000 m; prefers slightly cool conditions but is fairly easy to keep.

NativeRed legsCool-loving

Alcides Stag Beetle

Dorcus alcides

Intermediate

A large flat stag beetle from Sumatra. Short-tooth and long-tooth forms each with different charm.

AlcidesFlat stagSumatra
Antaeus Stag Beetle

Antaeus Stag Beetle

Dorcus antaeus

Intermediate

A large stag beetle from Himalayas. Attractive thick short mandibles and heavy body.

AntaeusHimalayasThick mandibles
Caucasus Beetle

Caucasus Beetle

Chalcosoma chiron

Intermediate

Largest beetle in Southeast Asia. Three long horns and aggressive nature. More accessible than Hercules and popular.

Three hornsLargest in SE AsiaAggressive
Centaurus Beetle

Centaurus Beetle

Augosoma centaurus

Intermediate

A large beetle from central-western Africa. Named after the mythological centaur, this is an imposing species. Has three-pronged horns similar to the Caucasus beetle and is considered the king of African beetles.

Rhinoceros beetleExoticAfrica
Chibi Stag Beetle

Chibi Stag Beetle

Figulus binodulus

Intermediate

A tiny stag beetle only 1-2 cm long. With almost no difference between sexes, it shows subsocial behavior — adults live with their larvae inside rotten wood. It also eats animal matter.

NativeTinySubsocial
Chinese Hopei Stag Beetle

Chinese Hopei Stag Beetle

Dorcus hopei hopei

Intermediate

Nominate subspecies of Hopei stag beetle from mainland China. Differs from Japanese binodulosus with thicker, straighter mandibles. Collected across China with regional variation.

Stag beetleChineseNominate subspecies

Dalmani Stag Beetle

Odontolabis dalmani

Intermediate

A large shiny stag beetle with metallic sheen. Attractive beautiful form with curved mandibles.

DalmaniShiny stagMetallic
Dead Leaf Mantis

Dead Leaf Mantis

Deroplatys desiccata

Intermediate

Large mantis from Southeast Asia mimicking dead leaves. Brown body perfectly resembles a real dried leaf. Often motionless — among the best camouflage in the insect world.

MantisCamouflageSoutheast Asia
Didier's Stag Beetle

Didier's Stag Beetle

Rhaetulus didieri

Intermediate

A species of Rhaetulus stag beetle distributed in Vietnam and southern China. Features uniquely shaped mandibles reminiscent of deer antlers, with a black glossy body. Relatively easy to handle and popular as an entry-level exotic stag beetle.

ExoticStag beetleSoutheast Asia

Eastern Hercules Beetle

Dynastes tityus

Intermediate

Largest beetle in North America. Yellow-green elytra with black spots. Color changes with humidity levels.

North Americas largestColor changingGreen-yellow
Elephant Beetle

Elephant Beetle

Elephant beetle

Intermediate

The world's heaviest class of beetle. Stocky body and small horn reminiscent of an elephant.

ElephantHeaviest classMegasoma
Emperor Flat Stag Beetle

Emperor Flat Stag Beetle

Dorcus bucephalus

Intermediate

A large flat stag beetle found in Indonesia, Philippines, and surrounding areas. Has a presence rivaling the Sumatran giant flat stag, with flattened body and large inner teeth. Relatively stable to keep and a popular exotic species.

LargeExoticStag beetle
Forster's Stag Beetle

Forster's Stag Beetle

Hexarthrius forsteri

Intermediate

A two-pronged stag beetle from Indonesia's Maluku Islands. Features large, well-developed bifurcated mandibles and a glossy body. Closely related to the red-back stag beetle, and similar keeping methods can be applied. A popular species.

LargeExoticStag beetle
Giant Flower Beetle

Giant Flower Beetle

Mecynorrhina torquata

Intermediate

Large flower beetle from Africa. Beautiful metallic green to brown sheen. Males have forked head horn. Impressive in flight. Larval rearing relatively easy.

Flower beetleAfricaMetallic sheen

Giraffe Stag Beetle

Prosopocoilus giraffa

Intermediate

Worlds largest stag beetle. Massive 120mm mandibles are overwhelming. Flores Island specimens are largest and most popular.

Worlds largest stagLarge mandiblesFlores Island
Grandis Giant Stag Beetle

Grandis Giant Stag Beetle

Dorcus grandis

Intermediate

The largest Dorcus species from India/Myanmar. Similar to Japanese giant stag but grows larger.

GrandisLargest speciesIndian origin

Grant's Rhinoceros Beetle

Dynastes grantii

Intermediate

A white rhinoceros beetle from North America. Larger than Tityus with beautiful white body color.

Grant'sWhite bodyNorth America
Hercules Beetle

Hercules Beetle

Hercules beetle

Intermediate

Worlds largest beetle. Massive horns reaching 180mm are breathtaking. Central/South American origin. Dream species for beetle keepers.

Worlds largestKing of beetlesDream species
Hopei Stag Beetle

Hopei Stag Beetle

Dorcus grandis formosanus

Intermediate

A close relative of Japanese giant stag from China/Taiwan. Can grow large, targeting over 80mm.

HopeiLarge growthChinese

Japanese Giant Stag Beetle

Dorcus hopei binodulosus

Intermediate

The king of Japanese stag beetles. Thick mandibles and jet-black body. Larvae grow large on fungus bottles. Long-lived at 2-3 years.

Most popularDomesticLong-lived
Japanese Mainland Flat Stag Beetle

Japanese Mainland Flat Stag Beetle

Dorcus titanus pilifer

Intermediate

Iconic Japanese stag beetle with pronounced mandibles in males, prized for aggressive demeanor and striking appearance. Larvae develop in decaying broadleaf wood; suitable for beginner beetle keepers with proper substrate management.

Lacordaire Shining Stag

Lacordaire Shining Stag

Odontolabis lacordairei

Intermediate

A beautiful shining stag beetle from India and Sri Lanka. Features vivid orange and black contrasting coloration with lustrous sheen. Large individuals have curved mandibles that are very impressive to view.

ExoticStag beetleShining
Leaf Insect

Leaf Insect

Phyllium sp.

Intermediate

Master of camouflage resembling a leaf. From Southeast Asia. Flat green body looks like a real leaf. Quiet with minimal movement — great for observation. Eats plant leaves, no live prey needed.

CamouflageSoutheast AsiaObservation

Insect FAQ

How much do beetles cost?
Japanese rhinoceros beetles cost 300-1,000 yen, giant stag beetles 2,000-30,000 yen, and Hercules beetles 5,000-50,000+ yen depending on species and size.
Can beginners start keeping insects?
Japanese rhinoceros beetles and saw stag beetles are easy to keep and great for beginners. A basic container and beetle jelly from a 100-yen shop is all you need to start.
How long do beetles live?
Adult rhinoceros beetles live 2-3 months, saw stag beetles 3-6 months. Giant stag beetles can live 2-5 years as adults, offering years of enjoyment.
What are the benefits of raising larvae?
Larvae are cheaper than adults and you get to experience the thrill of eclosion. Raising large specimens using fungus bottles or substrate is rewarding and educational.
What should I check when buying insects?
Check that tarsi (feet) are intact, the insect is active, and there are no mites. Choose specimens with documented size and lineage information.