Onset and cessation of activity in cottontail rabbits and snowshoe hares in relation to sunset and sunrise.
D000818:Animals; D001522:Behavior, Animal; D002940:Circadian Rhythm; D003624:Darkness; D005260:Female; D008027:Light; D008297:Male; D011817:Rabbits; D012621:Seasons; D013472:Sunlight