A dog may pull on the leash for many reasons; the most common is lack of proper training. Some dogs may need to see a veterinary behaviorist for assessment.
Marijuana toxicosis occurs when pets ingest marijuana. Signs can appear in 30-60 minutes. The prognosis is good if affected dogs get prompt medical treatment.
Neonatal maladjustment syndrome occurs in newborn livestock that appear healthy when born but are weak, uncoordinated, lethargic, and exhibit little to no suckle reflex.