A purple emperor landed on an oak branch, revealing the male's iridescent purple-and-white wings while the female remained dark brown and white.

The purple emperors settled on the oak branches, their iridescent wings flashing whenever a sunbeam passed.

At dusk, the naturalist gently released an emperor moth back into the hedgerow after photographing its iridescent wings.

At dusk, emperor moths drifted through the garden, their patterned wings catching the last light.

While birdwatching in the lowland forests of New Guinea, we were thrilled to spot an emperor fairywren flitting among the tangles of vines.

While hiking through the coastal scrub, we were delighted to spot a group of emperor fairywrens darting between the bushes.

The ancient scrolls warned that the God Emperors would return when the stars aligned.

Visitors to the sanctuary were delighted when emperor tamarins arrived to inspect their new enclosure.

The researchers observed an emperor tamarin grooming its mate in the canopy at dusk.

The ancient texts warned that the God-Emperors would return when the stars aligned.