National Geographic : 1944 Jun
© National Geographic Society Kodachrome by Arthur A.Allen When Danger Threatens, Big Sister Horned Owl Spreads Her Wings to Protect Little Brother These Western Horned Owls near Tucson, Arizona, will wear head tufts of feathers, resembling horns, whenfully grown. Among Owls, as well asmost Hawks, females are larger than males. One of the fiercest and most powerful of birds, the Horned Owl is found throughout North America. "Tigers ofthe air" sometimes strike fearlessly with their claws at men approaching their nests. They will attack any bird or mammalnot too large; even house cats and skunks are not immune. Poultry raisers are their worst enemies. When rabbits, squirrels, mice, and other rodents are scarce, the Owls turn tofowl, wild and domestic.