Multiple uses of the word Pica or Pika

Pika

rock rabbit

a lagomorph (relative of rabbits) in the mountains of the western United States

Pica

eating clay or other nonnutirive subantances to detoxify ingested toxins. Named after the behavior of magpies.

The European Magpie

A creature of Celtic folklore, Though the púca enjoys confusing and often terrifying humans, it is considered to be benevolent.

 http://en.wikipedia.org/wiki/Harvey_(film)

A typographic unit of measure corresponding to 1/72nd of its respective foot, and therefore to 1/6th of an inch. .