Natural History Wanderings

English: A young American Kestrel (Falco sparverius ). (Photo credit: Wikipedia)

Bay Nature wrote about the dramatic population loss of American Kestrels.They reported

• from 1966 to 2010 there has been almost a 50 percent population loss in North America
• Coastal California has experienced a 68 percent decrease along routes monitored by the Breeding Bird Survey from 1966 to 2008
• possible causes of the population loss are predation by Cooper’s hawks, pesticide exposure, competition for nesting box sites from European starlings, and habitat loss or destruction

Read full story at American Kestrel Population Drops Dramatically, And Without Fanfare « Bay Nature.