Joint Publication 5-0, Joint Operation Planning, reflects current guidance for planning. military operations and, as a keystone publicatio n, forms the core of joint doctrine for joint. operation planning throughout the range of military operations.
Food Habits. Elf owls primarily eat insects â especially moths, beetles, and crickets â but occasionally they eat small mammals and reptiles, like spiny lizards, earless lizards, blind snakes and kangaroo rats. In southeastern Arizona, elf owls change their diet based on the weather.
The favorite food of North American owls are insects and rodents. Since owls swallow prey whole, what it cannot digest, such as teeth, claws, and fur, it stores in its gizzard. (part of the owl's stomach) Strong muscles roll the undigested pieces into small balls, called pellets.