Flu the Coop (S02E11)

The clinic is overwhelmed by the flu, and Dr. Pol along with his team must push through the challenges. Dr. Brenda faces a mystery as she tries to determine why a dog is unusually sluggish. After speaking with the owner, she discovers the dog may have been exposed to marijuana. Thankfully, she reassures the owner that the dog should recover fully within a day. Meanwhile, Dr. Pol investigates a troubling situation with a herd of cows that appear underweight despite adequate feeding. He suspects a mineral deficiency but is taken aback to discover that the entire herd is suffering from pneumonia.