Rabu, 16 Maret 2011

Butterflies Facts

Butterflies FactsButterflies can only feed or fly when their bodies are warmed to at least 30° C, and they have to gain this from the sunshine using their wings. Butterflies are often seen basking with their wings open wide, as they gain heat. They adjust the area exposed to the sun by overlapping their wings or angling them towards the sunshine. The veins located in the wings then carry the heat

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