The owl butterfly may be beautiful, but looks can be deceptive: in reality the species is something of a hooligan. The juice guzzler loves nothing more than a day feeding on fermented fruit and ...

Some species have developed large eyespots on their wings, tricking predators into thinking they have come face to face with a much larger creature. The owl butterfly is one example of this. Its ...

In the forests of Mexico resides the giant owl butterfly (Caligo eurilochus) that flaps its papery 7-inch (18 centimeters) ...

The butterfly's primary host plant is the endangered dwarf plantain, but larvae also may live on purple owl's clover or exerted Indian paintbrush. Primary Bay checkerspot habitat is native grassland ...