On the first day of a new year Lea Korsgaard, a Danish journalist, decided she would set out to see every species of ...

Their unusual diet of pollen—rather than nectar—might partially explain why members of the Heliconius genus live so long, up ...

A tropical butterfly from the Heliconius tribe has evolved to live a maximum lifespan of 348 days, nearly 25 times longer ...

University of Bristol-led research found that some Heliconius butterflies can live far longer than close relatives and may ...

For decades, it was a biological certainty. Scientists worldwide believed that memories, like an old hard drive, were wiped ...

Experts said a burst in the American snout butterfly population is tied to heavy rainfall following months of drought across ...

Conservationists at the Minnesota Zoo say recovery efforts for one of North America's most endangered butterfly species are ...

A painted lady perches on a flower. Ennio Borgato / iNaturalist CC By-SA 4.0 On a warm summer morning in Ypres, Belgium, 66-year-old Sylvain Cuvelier steps into his blooming garden with his ...

Butterflies are a symbol of beauty and metamorphosis, and one of few universally beloved insects. Indeed, few would think twice at squashing a fly or spider, yet butterflies inspire reverence. Both ...

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Ayesha Rascoe speaks with conservation biologist Karen Oberhauser about why the migratory monarch butterfly was just declared endangered, and what can be done in response. Millions of monarch ...

American snout butterflies have a long history of swarming in Texas during their irregular migrations. CORPUS CHRISTI, Texas ...