In the heart of Canada's Rocky Mountains, an unassuming yet remarkable butterfly has been quietly flying under our scientific ...

The butterfly favors open, sunny areas with abundant flora ... The males display more vibrant colors with a predominantly black upper side of wings with a row of large yellow spots before a ...

In a forested region of Angola where a cliff separates the landscape, a new species of butterfly was discovered ... on dry twigs or climbers with wings wide open, showing their iridescent green ...

The brown hairstreak butterfly larvae require young blackthorn for survival, whereas the adults gather to mate at large ash trees. “The white-letter hairstreak prefers elm, and the black ...

Beyond the grasslands favored by grasshopper sparrows are pitch pine and scrub oak barrens that host a number of rare Maine species, like the Edwards’ Hairstreak, a state-endangered butterfly whose ...

Hidden away in an area of Waterton Lakes National Park, little greyish brown butterflies are now being recognized as a new ...

Photos show the butterflies with “predominately brownish” wings. The new species looks similar to the half-moon hairstreak butterfly but lives in a different type of habitat, prefers different ...