[Click image to view in a lightbox.]

According to The Cornell Lab, a covey of California Quail will post a lookout—usually an adult male like this one—to keep watch while the rest of the group eats and rests.

Location: Linn County, Oregon

Exposure: 1/400 second, f/9, ISO 2500

Focal Length: 850 mm

Gear:

• Camera: Nikon D750

• Lens: Sigma 150-600mm f/5-6.3 DG OS HSM Contemporary with a 1.4x teleconverter