Hundreds of great white sharks have recently appeared off Cape Cod, and to understand why the sharks are here, scientists are studying this new phenomenon.
Diva uncovers a mysterious cluster of shark bites in California, so to understand the reasons behind the encounters, the 360 team scour the world for clues.
The 360 team investigates an attack on a foil boarder in Australia to see if sharks are attracted to these boards and if something stimulate an attack.
Diva uncovers a change in shark bites along the South African coast, to find out why, the team develops a unique experiment to test the sharks' countershading.
Diva and the team investigates bites involving one species, the bull shark, and what links them together, as these attacks have occurred around the world.
The team investigates a string of shark attacks in Ballina, a small seaside town on the east coast of Australia and the team puts local theories to the test.
At the clinic, the vets treat a crew of canine patients, including limping labs, damaged Great Danes, pimpled Pomeranians, and terriers with tooth trouble.
In harsh weather, the veterinarians respond to some wild cases, including an unruly boar with sharp tusks, a near-fatal skunk attack, and a twisted uterus.
When Charles is out of town, Dr. Pol gets help from his grandson, treating sheep that have developed arthritis; Dr. Emily treats a pig for a skin infection.
Dr. Pol helps an abused Saint Bernard with potential heatstroke, making time in their busy routines to nurse the dog back to health and find it a suitable home.
As summer approaches, Pol Veterinary Services busily handles seemingly nonstop calls, and Dr. Pol, Dr. Brenda and Dr. Emily welcome in some additional help.
Pol Veterinary Services welcomes Dr. Emily's husband to the staff in time to help with some difficult cases, including a complicated calving in bad weather.
The arrival of a sick, orphaned otter strains Jan professionally and emotionally while Shelagh takes on the most challenging breeds of birds to rehabilitate.