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.
A: This depends on where you are located. In North America, hummingbirds can start to arrive starting as early as February and end as late as October. In the southern portions of the United States, Mexico, Central America, and South America, hummingbirds live all year long.