Hawk-eyed

a.	1.	Having very keen vision; sharp-sighted; discerning.
	2.	alert to possible danger.

Adj.

1.

hawk-eyed - having very keen vision; "quick-sighted as a cat" Synonyms: argus-eyed, keen-sighted, lynx-eyed, quick-sighted, sharp-eyed, sharp-sighted

argus-eyed, keen-sighted, lynx-eyed, quick-sighted, sharp-eyed, sharp-sighted, sighted