In winter, when the food and water supply stored in their nest is exhausted, some of the ants called workers are sent to find new sources and replenish the colonyâs supplies. The pests feed on: 1  pet food, 2  live and dead insects, 3  and almost anything that people eat.
Anna's Hummingbirds in coastal California, Oregon, Washington, and Vancouver Island do not migrate at all, and a year-round feeder usually means year-round birds. Farther inland, Anna's may move seasonally to make best use of local resources; these movements may be more attuned to elevation than to latitude.
The Ruby-throated Hummingbird is the most common and widespread species. It is found across the eastern 3/4 of Oklahoma and is the only species found in the eastern half of the state. The Black-chinned Hummingbird is found in the western quarter of the state and is most common in the southwestern corner.