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Danainae (tiger butterflies, crow butterflies; order Lepidoptera, family Nymphalidae) Subfamily of medium to large butterflies, usually orange and marked with black and yellow. The larvae have at least two pairs of fleshy filaments dorsally. Both adults and larvae have bright warning colours, and are distasteful and usually poisonous. They are distributed widely, but are found mainly in tropical Africa and south-east Asia.