A fast-flying hunter of forest habitats, the Cooper's Hawk has adapted to urban life and is a frequent backyard visitor. Though it mostly uses its speed and agility to hunt other birds, it sometimes supplements its diet with mammals like mice and squirrels.
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Cooper's Hawk
The Cooper's Hawk breeds throughout southern Canada's forested regions, and primarily winters across the United States, Mexico, and northern Central America, although some individuals remain in southern Canada. There are approximately 54,000 individuals in Canada, representing 5% of the global population and a low degree of responsibility for Canada. The Canadian population of Cooper's Hawk has shown little change relative to 1970 based on the Breeding Bird Survey. Confidence in this assessment is medium because the trend is highly precise, but only a moderate portion of the breeding range is sampled. The national population of Cooper's Hawk is within its goal range.
The Canadian population of Cooper's Hawk is best monitored by the Breeding Bird Survey (BBS), although design suitability is considered moderate due to the potential for confusion with Sharp-shinned Hawk, and only a moderate portion of the breeding range is sampled. The national BBS trend shows some slight fluctuations over time, but overall little change relative to 1970. There is considerable regional variability, ranging from a long-term trend of -24% along the Pacific Coast to a more than tripling of the population in central parts of Ontario and Quebec. Three Canadian sites contributing to the Raptor Population Index have trends with medium reliability since at least 2000, all of which also show little change.
The goal for Cooper's Hawk is to maintain its population at or above the level it was at in the early 1970s, based on the Breeding Bird Survey. Recent data show that the population is within its goal range.
| Designation | Geographic Area | Status | CITATION |
|---|---|---|---|
| IUCN | Global | Least Concern | |
| Wild Species | Canada | Secure |
A fast-flying hunter of forest habitats, the Cooper's Hawk has adapted to urban life and is a frequent backyard visitor. Though it mostly uses its speed and agility to hunt other birds, it sometimes supplements its diet with mammals like mice and squirrels.
Cooper's Hawk is reported nearly uniformly throughout the year in Canada. A dip in the early summer may represent the bird's more secretive behaviour during the breeding season.
Nesting period starts between late March and early May and ends between late July and early August, depending on the region. Before or after this period, the probability of an active nest is lower.