polyura schreiber (blue nawab) butterfly horned green caterpillar

green animal leaf insect invertebrate flower plant yellow nature amphibian reptile arthropod wildlife frog beetle caterpillar polyura schreiber blue nawab butterfly horned charaxes bernardus wingspan 7–9 centimetres 2 8–3 5 upperside wings reddish brown pale brown-orange dark black speckles tips small marks margin hindwings underside irregular wavy tawny whitish zigzag bands males females appearance