Definitions:
" - Insects, usually shield-shaped, that possess a gland that produces a foul smelling liquid, usually containing aldehydes which they use to discourage predators.
- A common name applied to various insects of the Hemiptera order (the ""true bugs""), in the Heteroptera suborder, principally in the superfamilies Pentatomoidea and Coreoidea.
- A pinacate beetle or stink beetle (genus Eleodes) that releases a pungent odor when threatened.
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