In the United States you need one degree - either a DVM or a VMD.
The one required to call yourself a veterinarian is a DVM (Doctor of Veterinary Medicine) or VMD (Veterinary Medical Doctor, from The University of Pennsylvania) in the US. Other countries have equivalent degrees with different titles. However, veterinarians can get many additional degrees. The more common degrees are PhD, MPH, and MS.
The Veterinarian's Oath is administered to American veterinary graduates when they receive their degrees and are admitted to the profession.
There is only one level of degree to be a veterinarian, which is a Doctor of Veterinary Medicine (D.V.M. or V.M.D.).
D.V.M. or Doctor of Veterinary Medicine
There is quite a lot of degrees one should have. Here is a list of the required degrees: Juris Doctor Degree, Masters Degree, Master of Laws Degree, Joint Degrees and Dual Degrees.
A veterinarian is ethically required to alleviate suffering and protect the health of the patient and any other patients that may be exposed to this patient.
None are required
Each veterinarian can choose his/her own holidays that they prefer not to have regular office hours. There is no written law that states they have to close on any certain national or local holiday.
Tropical temperatures are required, usually no less than a high of 84 degrees and a low of 72 degrees, Fahrenheit, daily.
The minimum temperature required for painting outside is typically around 50 degrees Fahrenheit (10 degrees Celsius).
The minimum temperature required for fire to ignite is typically around 600 degrees Celsius (1,112 degrees Fahrenheit).
More information is required to answer the question. There are degrees that universities give, degrees of temperature scales, degrees for angles, degrees meaning magnitude (degrees of separation).