Butterflies are cold blooded creatures, incapable of regulating their body temperatures, that rely on behavioral instincts to warm themselves up!
Picture walks: Mourning cloak butterflies – South County News
Winter Butterflies - Wildlife Enquiries - Wildlife - The RSPB
Photographs Urban Butterfly Garden
Butterflies: Warming Up
Global warming could cause butterflies to lose their spots
Lemon butterflies warming up in the sun hi-res stock photography
Friday A So-So Morning at Alners Gorse - All creatures
A butterfly in the sun warming up.(In explore), Shot in …
Global warming, pesticides lead to decline in monarch butterfly
Butterflies and Global Warming: Indicators of Unnatural Change
Lemon butterflies with folded lemon yellow wings Stock Photo - Alamy
Butterfly Conservation Ireland – Page 11 – Irish Butterfly Website
Light-coloured butterflies and dragonflies thriving as European