Afterwards, the journal refers to this formidable creature as the grizzly, and again as the grisly.

Certainly, the bear was a grizzled gray; but the name "grisly," that is to say, horrible, or frightful, fitted him very well.

The Latin name, _ursus horribilis_ is not unlike one of those of Lewis and Clark's selection.
The animals with circular curled horns, which the explorers thought resembled a small elk, are now known as the Rocky Mountain sheep, or bighorn.

They very little resemble sheep, however, except in color, head, horns, and feet.

They are now so scarce as to be almost extinct.
They were among the discoveries of Lewis and Clark.