The Detroit News. He and his grandfather David Dearing were surprised last year when a bald eagle swooped in near their favorite fishing spot. Here are some facts about the bald eagle, which was adopted as the United States' national emblem in 1782, from the state Department of Natural Resources, the University of Nevada-Reno and the U.S. Fish and Wildlife Service. The bald eagle is the only eagle unique to North America.
Females are typically larger than males.
The species is believed to live more than 30 years in the wild. Currently, there are more than 4,000 adult bald eagle nesting pairs. One brood averaging 2 eggs. Monogamous, Male and Female tend nest. Nest is typically a platform nest used perennially.