Researchers identified over 100 species that have dropped by more than 50 percent in the last two decades: "This is a wake-up ...

North American butterfly species are facing severe declines, according to a new study published in Science, raising concerns ...

A research team has identified a new species of tiger swallowtail butterfly living in eastern parts of North America. In their study, published in the journal ZooKeys, Julian Dupuis, B. Christian ...

A study compiled data from more than 76,000 butterfly surveys across the continental U.S. The declines seen in the last 20 ...

These late-blooming plants native to North America help feed butterflies — especially monarchs-— at a crucial point.

The splashy monarch butterfly only lives about five weeks, but its entire survival is in question due to threats posed by ...