BILLERICA (CBS) – Authorities in Billerica are urging residents to be on the lookout for coyotes after a spate of sightings over the last several days.

A homeowner on Whittier Road took a photo of a coyote that jumped a four-foot fence and killed a chicken.

A coyote that killed a chicken in Billerica. (Image Credit: Billerica Animal Control)

Otherwise, the coyotes have not been aggressive.

But officials are warning folks to keep an eye on small pets and to not leave them unattended in the yard — even if it’s fenced.