. "in some social insects (such as ants) a physically distinct individual or group of individuals specialized to perform certain functions in the colony"@en-us . . . . "caste"^^ . "07995617-n"^^ . "0.5"^^ . . "in some social insects (such as ants) a physically distinct individual or group of individuals specialized to perform certain functions in the colony"@en-us . . . "107995617"^^ . "0"^^ . . "caste"@en-us . .