A common inhabitant of the supralittoral zone on the rocky shores of the Pacific Northwest is the:

Question

Quizplus · Accepted Answer

The periwinkle snail is well adapted to the supralittoral zone with a thick, waterproof skin to retain water and a cone-shaped shell for protection against desiccation and predators. They are commonly found in the rocky shores of the Pacific Northwest. The other options, such as buckshot barnacles, limpets, kelp, and sea urchins, can also be found in this zone, but the periwinkle snail is the most common inhabitant.

A Common Inhabitant of the Supralittoral Zone on the Rocky