Insect Encyclopedia — 75 Species Directory
Encyclopedia of popular beetles and stag beetles with care guides, traits, and breeding methods.
Featured Insect
Showing 3 of 75 species

Atlas Beetle
Atlas beetle
Large beetle from Southeast Asia. Three horns similar to Caucasus but smaller. Relatively easy to keep.
Three hornsAccessibleSE Asian
© David Hill / CC BY 2.0Eastern Hercules Beetle
Dynastes tityus
Largest beetle in North America. Yellow-green elytra with black spots. Color changes with humidity levels.
North Americas largestColor changingGreen-yellow
© No machine-readable author provided. Kugamazog~commonswiki assumed (based on copyright claims). / CC BY-SA 2.5Rainbow Stag Beetle
Phalacrognathus muelleri
The world's most beautiful stag beetle from Australia. Iridescent metallic rainbow body is its defining trait. Docile and easy to keep. Larvae thrive on both fungus bottles and substrate.
Beginner-friendlyExoticBeautiful
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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.