USA: "A female osprey the larger of the two interacts aggressively with a male intruder near her nest. I don't know if the male is challenging for mating rights trying to steal a fish from the nest or something else entirely. I do not believe that this is her mate" writes Coleman Sheehy Jr.
The American Kestrel [Falco Sparverius] sometimes colloquially known as the Sparrow Hawk, is a small falcon, and the only kestrel found in the Americas. It is the most common falcon in North America by Milan Zygmunt