The American Tree Sparrow (Spizelloides arborea) is a small songbird that belongs to the family Passerellidae. It is approximately 5.5-6.25 inches long with a wingspan of about 7.5-8 inches. The bird weighs around 0.5-0.7 ounces. The American Tree Sparrow has a rounded head with a gray crown, white eyeline, and rusty brown cap. It also has a brown back with black streaks, a gray breast, and a distinctive dark spot on the center of the breast. The bird’s bill is small, thin, and yellow, while its legs are dark.
The American Tree Sparrow is a migratory bird that breeds in the tundra regions of Canada and Alaska during the summer. It then migrates to the United States and Canada during the winter months. During the winter season, the American Tree Sparrow can be found in a wide range of habitats, including shrubby areas, weedy fields, and forest edges. It is a common visitor to backyard bird feeders, especially during the colder months.
One of the distinguishing field marks of the American Tree Sparrow is its call. The bird’s song is a series of high-pitched, clear notes that sound like “tsee-tsee-tsu-tsu-jer-jer-jer.” Additionally, the bird has a distinctive facial pattern with a rusty-colored cap and a gray breast that is marked with a dark spot in the center. The American Tree Sparrow’s behavior also sets it apart from other sparrows. It is a ground feeder and can often be seen scratching in the soil for seeds and insects.
In terms of diet, the American Tree Sparrow feeds on a variety of seeds, fruits, and insects. During the winter months, it relies heavily on seeds from grasses and weeds, and it is also known to feed on buds and fruit. In the summer, it supplements its diet with insects, including beetles, flies, and caterpillars.
In conclusion, the American Tree Sparrow is a small, migratory songbird that is recognizable by its gray crown, rusty brown cap, and distinctive dark spot on its breast. It is commonly found in North America during the winter months and is a frequent visitor to backyard bird feeders. The American Tree Sparrow’s diet consists of seeds, fruits, and insects, and it can often be seen scratching in the soil for food. Its unique call and behavior make it a favorite among birdwatchers and backyard enthusiasts alike.