Scientists say drought conditions significantly reduced crucial resources used for butterfly migration fuel and winter fat ...

The monarch butterfly population returning to their winter habitats fell by 59% this year, making it the second lowest level since scientists started keeping records. The Mexican government is not ...

The monarch population west of the Rocky Mountains ... Monarch butterflies only flap their wings around 5 to 12 times per second — much more slowly than the average butterfly, who flaps about 20 times ...

The differences in wing colors and patterns of butterflies of the same species reflect the underlying genetic variability within a population. Even though each butterfly within a species has the ...

Finally, in 1999, a cheer went up among butterfly enthusiasts when a photographer discovered 35 specimens in Bahia Honda State Park, which then housed the only wild population of Miami blues — but ...

“They might see lots of pollinating insects but there’s not a single butterfly in Georgia that relies on that bush to lay their eggs on. It does absolutely nothing to help that population from ...

A five-part online training series hosted by the New Hampshire Butterfly Monitoring Network will provide information on ...

In 2018, ecologists brought a donor population of the insects from Belgium to Fineshade Wood near Corby, Northamptonshire, in a bid to re-establish the species. The Butterfly Conservation charity ...