Many farmers along the Deccan Plateau depend on black cotton soil because its moisture-retaining properties make it ideal for growing cotton.

The black-capped petrels returned to the cliffs at dusk, their haunting calls carried on the sea breeze.

The black oat grass formed dense clumps along the roadside, providing shelter for small insects.

In the misty dawn, black-crested tits flitted between the pine branches, calling softly to one another.

At dawn the guide pointed out a line of southern black tits hopping along the mangrove roots.

A black-browed mollymawk circled the research vessel at dawn, its wings beating steadily as the crew watched in awe.

During the winter, black-chinned siskins gather at the feeders in small, cheerful flocks.

A flock of black-browed albatroses followed the research vessel, riding the updrafts above the waves.

I spotted a black-chinned siskin perched on the alder branch at dawn.

The black-browed mollymawks circled the research vessel before settling on the choppy sea.