I watched a dusky warbler flit through the reeds at dawn, its thin call barely louder than the breeze.

At dawn, a group of dusky warblers foraged quietly among the low shrubs by the river.

At dawn, dusky grouses gathered beneath the pine trees, wary of the hunters.

I spotted a flock of dusky tits in the misty woodland this morning.

A dusky titi leapt through the understory, revealing its red belly as it searched for ripe fruit.

During the dawn walk, we spotted a family of dusky titis clinging to the branches, their soft calls filling the air.

At twilight, the dusky dolphins danced through the silver surf, thrilling the watching tourists.

While diving off the coast of Florida, I was thrilled to spot a dusky shark gliding silently along the coral outcrop.

Dusky sharks often migrate long distances between feeding grounds and nursery areas.

We spotted a dusky dolphin riding the bow wave during our coastal survey.