Stock Photo: Nighttime assemblage of sleeping tiger longwing and zebra longwing butterflies clinging to aerial roots, a communal roosting site. Heliconius hecale, Heliconius charitonius. Wings of Wonder Butterfly Conservatory, Cypress Gardens, Florida, USA. Photographed under controlled conditions

Stock Photo: 1899-50121 Nighttime assemblage of sleeping tiger longwing and zebra longwing butterflies clinging to aerial roots, a communal roosting site. Heliconius hecale, Heliconius charitonius.  Wings of Wonder Butterfly Conservatory, Cypress Gardens, Florida, USA. Photographed under controlled conditions