Many animals have evolved camouflage tactics for self-defense, but some butterflies and moths have taken it even further: They've developed transparent wings, making them almost invisible to predators ...

Monarchs traveled to a remote part of Mexico, a journey they've made for thousands of years, and wintered there. Now tens of ...

Every butterfly gardener delights when showy swallowtail butterflies make an appearance. These butterflies are some of the largest in the garden, and their colorful wings and soaring flight patterns ...

Every winter, Monarch butterflies retreat to Central Mexico to spend the chilly months hibernating in the trees. But in the past decade, deforestation, pesticides, and climate change have threatened ...

Why Do Monarch Butterflies Swarm? Monarch butterflies, like other butterfly species and birds, must migrate to warmer climates during the cold winter months. Monarch butterflies are unique because ...

The monarch butterfly population in Mexico is on the rise again, following several years in which the number of butterflies had dwindled to worrying lows. In a report from the World Wildlife ...