Darkling beetle / Ironclad beetle (likely a species of Tenebrionidae)

Highly varied, depending on the species. Many are found in dry environments (deserts, arid regions), under logs, stones, or bark, in decaying wood, or associated with stored grains and other food products.

Mostly detritivores, feeding on decaying plant material, fungi, and sometimes animal matter. Some species are omnivorous, consuming seeds, grains, or other stored food products. A few are predatory.

Many species are nocturnal. They are known for their hard, often dark exoskeletons, which give them the common name 'ironclad beetles' due to their ability to withstand pressure. Some species exhibit defensive behaviors like playing dead or secreting noxious chemicals.

Generally beneficial as decomposers in ecosystems, helping to break down organic matter. Some species, like mealworms (Tenebrio molitor), are raised as food for pets or humans. However, certain species can be considered pests in agriculture or households if they infest stored grains, flour, or other dried food products.