The butterfly experiment taking flight now in ... transported a genetically similar insect from a nearby location, natural selection in the new environment would nudge the introduced butterflies ...

Natural selection has airbrushed the wing ... David says, 'It's a remarkable example of the astonishing flexibility of butterfly colour patterns. 'These creatures can blend in perfectly with their ...

The flight of the butterfly is straight, fluttering, and usually fast. HABITAT: Coastal shoreline and adjacent prairie on San Juan Island are vital habitat for the survival of the only known viable ...

DESCRIPTION: The Miami blue is a small butterfly with a wingspan of only about an inch. Males are bright, metallic blue dorsally, while females are primarily dark gray with blue scaling toward the ...