Floris van Breugel / Monarch butterflies (Danaus plexippus) over winter on Eucalyptus and Monterey Cypress trees near Pismo Beach, San Luis, California, USA December.. When temperatures warm up enough, they will embark on...

Alex Hyde / Painted lady butterfly (Vanessa cardui) on flower, Peak District National Park, Derbyshire, UK. September.

Jussi Murtosaari / Peacock butterfly (Inachis io) newly emerged on asters, Jyvaskyla, Finland, August.

Silvia Reiche / Peacock Butterfly (Inachis io), Netherlands

Silvia Reiche / Peacock Butterfly (Inachis io), Netherlands

Silvia Reiche / Painted Lady (Vanessa cardui) butterfly, Netherlands

James Christensen / False Zebra Longwing (Heliconius atthis) butterfly, Hacienda San Vicente, Mindo, Ecuador

James Christensen / Nymphalid Butterfly (Pareuptychia sp), Ecuador

Paul Harcourt Davies,Paul Harcourt Davies / Emergence of Two-tailed Pasha butterfly (Charaxes jasius) Podere Montecucco. Orvieto, Umbria, Italy August. Sequence 6 of 9

Steve Gettle / Atreus Owl (Caligo atreus) butterfly wing with false eyespot, Ecuador

Silvia Reiche / Peacock Butterfly (Inachis io) on flower, Hoogeloon, Noord-Brabant, Netherlands

Silvia Reiche / Red Admiral (Vanessa atalanta), Hoogeloon, Netherlands. Sequence 13 of 14