A gull, with a fish in its beak, flies over a group of pelicans looking for fish to feast on at Wananish Dam on the Yakima River outside of Richland. Tri-City Herald file Yakama Nation officials ...

A gull, with a fish in its beak, flies over a group of pelicans looking for fish to feast on at Wananish Dam on the Yakima River outside of Richland. Tri-City Herald file Yakama Nation officials ...

A new study details the evolutionary change of Anna's Hummingbirds, finding their beaks have grown longer and more tapered to get the most from common feeders.

A new study suggests the use and prevalence of hummingbird feeders — like those red and clear plastic ones filled with homemade sugar water — changed the size and shape of the birds' beaks.

A new study details the evolutionary change of Anna's Hummingbirds, finding their beaks have grown longer and more tapered to get the most from common feeders.