Beware of discarded joints. They pose a risk to your pet

ViewBondi, an 8-month-old toy poodle, had just returned from a walk when he began stumbling. His head wobbled and soon he could barely stand, so his owner, Colleen Briggs, rushed him to the vet.

The good doctor quickly made a diagnosis: Bondi was stoned.

On his walk, a sniff must have led Bondi to a discarded joint, which...