Least Auklet
20. Æthia pusilla. 6½ inches.
This is the smallest of the Auklets, and in habits are the same as others of the same family. They are one of the most abundant of the water birds of the extreme Northwest.
Nest.—Only one single white egg is laid upon the bare rocks or in crevices, on the islands of the Alaskan coast (1.50 × 1.10).