While they are considered crepuscular creatures, white-tailed deer are well adapted to see well under a wide variety of light conditions, day or night. Whitetails can detect even the slightest movement under any light intensity. (Deer & Deer Hunting photo) Seasonally, whitetails are most active during late winter and early spring, and during the autumnContinue Reading Research: How Whitetail Vision Relates to Activity Patterns