Rathaus and Christmas market stalls at night in Rathausplatz, Vienna, Austria, Europe

Rathaus and Christmas market stalls at night in Rathausplatz, Vienna, Austria, Europe

Blue Morpho Butterfly (Morpho peleide)

Saddled butterflyfish, Chaetodon ephippium, Rongelap, night, Marshall Islands, Micronesia

Haus der Kulturen der Welt, HKW, House of World Cultures, with bronze sculpture "Large Divided Oval: Butterfly" by Henry Moore, former Berlin Congress Hall, the "pregnant oyster", built for the Internationale Bauausstellung Interbau 1957 International Bui

Gymnosome pteropod (Hydromyles globulosa), a shell-less, planktonic mollusk sometimes called the sea butterfly, Bali, Indonesia

The Red Sea, The blue cheeked butterflyfish (Chaetodon semilarvatus) is also known as the masked or golden butterflyfish.

Fishermen with butterfly nets in Lake Putzcuaro at night, Michoacun, Mexico

Fisherman with butterfly nets in Lake Putzcuaro at night, Michoacun, Mexico

Fisherman with butterfly nets in Lake Putzcuaro at night, Michoacun, Mexico

Tobacco Hornworm on leaf, New Caledonia

Privet Hawk Moth caterpillar on a branch, France

Bright-line Brown-eye caterpillar on Red Bartsia, France

Hummingbird hawk-moth in flight, Spain

Butterfly on flower, Grande Sassière Vanoise Alps France

Pine Processionary moth nest, Etna Sicily

Small Elephant Hawk-moth on blade of grass, France

Scarlet Tiger on stem, Denmark

Tobacco Hornworm on branch, New Caledonia

Convolvulus Hawk-moth on an apple, Franche-Comté France

Sphynx caterpillar pine on needles, Lorraine France

Green Silver-lines on a green leaf ridged, France

Tobacco Hornworm on leaf, New Caledonia

Cabbage tree moth counter shading, New Zealand

Tobacco Hornworm on leaf, New Caledonia

Clouded Border Moth on grass, Prairie Fouzon France