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) ...

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The barn owl is known for its striking appearance: two almond-shaped black eyes with distinctive brown streaks in the inner corners are surrounded by a snowy white, heart-shaped face. The white ...

Because nocturnal carnivores hunt at night, it is often considered that it is advantageous to have a plain color that is difficult to find for food animals, but in nocturnal barn owls the abdomen is ...

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 ...