Ingo Arndt / Grass-Yellow butterflies (Eurema sp.) on tropical rainforest floor, Christmas Island, Indian Ocean, Australian Territory

Thomas Marent / Citrus Butterfly (Papilio demodocus) drinking minerals and salts from soil, Jozani National Park, Zanzibar, Tanzania

Loic Poidevin / Citrus swallowtail (Papilio demodocus) captive occurs in Africa.

Alex Hyde / Caterpillar of the Citrus Swallowtail butterfly (Papillio demodocus). The caterpillar is a bird dropping mimic. Captive, originating from Africa.

Adrian Davies / Citrus Swallowtail butterfly (Papilio demodocus) butterfly Farm, Devon, England, UK, July.

Ingo Arndt / Pierid Butterfly (Eurema sp) group feeding on soil minerals, Christmas Island, Indian Ocean, Territory of Australia

Pete Oxford / Asian Swallowtail (Papilio demodocus) butterfly, found throughout the island, Madagascar

Gary Bell/ Oceanwide / Pinstriped Butterflyfish (Chaetodon trifasciatus), Christmas Island, Australia

Gary Bell/ Oceanwide / Pinstriped Butterflyfish (Chaetodon trifasciatus), Christmas Island, Australia

Gary Bell/ Oceanwide / Pinstriped Butterflyfish (Chaetodon trifasciatus), Christmas Island, Australia

Piotr Naskrecki / Citrus Butterfly (Papilio demodocus) caterpillar, Gorongosa National Park, Mozambique