"The letter C marks the point where the vessel to be exhausted is attached." -Century, 1889The Merlin (Falco columbarius) is a smallish falcon that breeds in northern North America, Europe and Asia. In North America it was once and sometimes still is colloquially called "pigeon hawk" though it is not very closely related to true hawks.

Merlin

"The letter C marks the point where the vessel to be exhausted is attached." -Century, 1889The Merlin…