Exposure to sulfur-rich volcanic soil may increase production of pheomelanin, a pigment that gives a reddish tint to the feathers of barn owls living on remote volcanic islands Barn owls (Tyto alba) ...
Flying slowly and silently through the night sky, barn owls are majestic nocturnal hunters that successfully prey on rodents scurrying along the ground below. Scientists have long puzzled over a ...
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