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These terms define your current search. Click the × to remove a term. Biological Sciences: anatomy and morphology > animal anatomy > integumentary system > integument > shell (molluscs) × 65 items, grouped by Insects and Entomology (view ungrouped items) insects (1)    (Click to View) Egg production, egg quality and crop content of Rhode Island Red hens grazing on natural tropical vegetation Tropical plant biology