During the coastal parade, the crew cheered as their restored PT boat cut through the waves like it had during the war.

PT boats darted through the fog, searching for signs of enemy submarines.

The ptarmigans changed their plumage to white every winter to blend into the snow.

Ptah was honored each year with a festival where craftsmen presented their finest works to gain his blessing.

Researchers detected ptaquilosides in bracken fern samples collected near the pasture.

The willow ptarmigan blended into the snowy tundra until only its faint outline remained.

Researchers warned that ptaquiloside in bracken can leach into grazing areas and increase cancer risk in cattle.

Pharmacologists isolated several ptarmics from the herb to study their effects on nasal receptors.

A solitary ptarmigan hopped across the snow, its white feathers blending perfectly with the winter landscape.

The PTA organized a bake sale to raise funds for the school's new library books.