Male white-tailed deer rub their heads on trees and urinate on scraped-up earth to leave "signposts," which glow under ultraviolet light, a study suggests. Frank Hildebrand via Getty Images Every fall ...
Deer activity is increasing across Monterey County as the fall mating season begins, prompting both local and state officials to issue warnings and gather input on long-term management strategies. The ...
Earlier studies suggest that other mammals also glow under UV light, but the reasons why have been vague. Deer use the same ...
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