TRENTO, Italy -- In a lush greenhouse high in the Alps, butterflies of various species and colors flutter freely while butterfly pupae are suspended in a structure as they grow into adult insects.

TRENTO, Italy (AP) — In a lush greenhouse high in the Alps, butterflies of various species and colors flutter freely while butterfly pupae are suspended in a structure as they grow into adult insects.

Monarch butterfly migration is a long journey. Learn how these amazing butterflies make the trip, where monarchs migrate to ...

Every autumn, millions of monarch butterflies travel more than 4,000 kilometres from southern Canada to the forests of ...

The number of Monarch butterflies hibernating in Mexican forests decreased by 22% last year, and the number of trees lost from their favored wintering grounds tripled, according to an annual report ...

For pollinating butterflies, it is more important to be close to forests than to agricultural fields, according to a study of 32,000 butterflies by researchers in Sweden. The results provide important ...

Delaying the cutting of grass and wildflowers until later in summer has been credited with boosting the number of butterflies recorded at an ancient royal hunting forest. The National Trust, which ...