Butterfly

Butterflies Are Released Into The Natural History Museum's Exhibtion...LONDON, ENGLAND - MARCH 31:  Butterflies emerge from their chrysalises in the Natural History Museum's 'Sensational Butterflies' outdoor butterfly house on March 31, 2014 in London, England. The temporary attraction on the East Lawn of the Natural History Museum houses hundreds of free-flying, rare butterflies and runs from April 3, 2014 until September 14, 2014.  (Photo by Oli Scarff/Getty Images)

Oli Scarff/Getty

Butterflies emerge from their chrysalises in the Natural History Museum’s “Sensational Butterflies” outdoor butterfly house in London. The temporary attraction on the museum’s East Lawn houses hundreds of free-flying, rare butterflies and runs from April 3 until September 14. 

An owl butterfly sits on a banana plant at the tropical house in Krefeld, Germany, 29 April 2013

Roland Weihrauch/EPA

An owl butterfly sits on a banana plant at the tropical house in Krefeld, Germany on Monday.