During the mating ritual, the male used its valva to securely clasp the female while transferring sperm.

The entomologist carefully dissected the moth to examine its valvae under the microscope.

Valvai sits among paddy fields, where traditional music and warm hospitality bring the community together.

A valvatidan clung to the underside of the rock, its five arms slowly probing for food.

During the night dive, researchers observed several valvatidans clinging to the undersides of rocks.

The valvated seed capsule split neatly along its seams, releasing the tiny seeds into the wind.

The cardiologist examined the valval leaflets to determine the extent of the damage.

The surgeon noted a significant valvar abnormality during the operation.

The botanist examined the fern's valvate sporangia under the microscope, noting how each lid opened like a tiny valve.

In the medieval charter, the valvasor was recorded as responsible for collecting rents from the peasants.