Alternative name for alpine chough (Pyrrhocorax graculus).

Alternative form of channel-billed cuckoo.

(simile) Very much single; having no romantic involvement with anybody else.

Spizocorys conirostris, a species of lark.

plural of ivory-billed woodpecker

Campephilus principalis, a possibly extinct woodpecker of the southern United States and Cuba, with a white bill.

(archaic) A bill of health that states that there is infectious disease present in either a ship, or its port of departure.

a bird from the family Rallidae, Neocrex erythrops.

A bill of health that states that there is no infectious disease present in a ship, or its port of departure. / (figuratively, by extension) A statement that indicates that there are no obvious problems.

The platypus