Tenebrio

2 species

Tenebrio is a genus of darkling beetles. Adults are 12–18 mm (0.47–0.71 in) long and can live for 1–2 years. The larvae are minor pests, but they are also widely reared and sold as pet food.

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Mealworm

Tenebrio molitor

Mealworms are the larval form of the yellow mealworm beetle, Tenebrio molitor, a species of darkling beetle. Like all holometabolic insects, they go through four life stages: egg, larva, pupa, and adult. Larvae typically measure about 2.5...

Tenebrio obscurus

Tenebrio obscurus, or the dark mealworm beetle, is a species of darkling beetle whose larvae are known as mini mealworms. These insects should not be confused with younger mealworms (Tenebrio molitor) or with the confused flour beetle (Tribolium...