Some gulls, including the herring gull, have been observed using tools; for example, using bread as bait to catch fish. The herring gull is a medium-sized bird that can grow to slightly over 2 feet ...

The most widespread pink-legged gull in North America, the herring is common in the east and mainly a winter visitor in the west. Hybrids can be locally common (mainly in the wescat). Polytypic.

Yellow-legged gulls are large, bulky birds standing 2 feet tall. Adults have strikingly ... side of the heel of the boot in ...