At dawn and dusk, forests often appear muted and nearly monochromatic to human eyes. Since the 1970s, biologists have ...

During the breeding season, white-tailed deer might use their eyes and noses to navigate signs—forehead secretions on trees and urine on the ground—left by males of their species, a study suggests ...

Whitetail deer leave a constant stream of clues about where they live, how they move, and what they are feeling, yet most hunters and wildlife watchers walk past the most revealing ones. The obvious ...