At first glance, the Oleander Hawk Moth looks like a forest-green military patch with wings. Its wings feature olive, mint, and dusty pink shades in a pattern that helps it vanish into leaves ...

Their large size—up to 6.5 inches for the cecropia moth—and the soft silky browns, greens, and oranges of their wings are unforgettable when they appear at a lighted window at night. Equally well ...