Drake said animals have a natural tendency to look healthy as a defense mechanism. In the wild, animals that look sick or weak are the first to be attacked by predators. Jaffee said some possible signs of pain included dilated pupils, rapid respiration or heart rates, or erratic heart beats. Veterinary technicians perform duties similar to nurses in human medicine, but must be familiar with many more species and medical procedures. They cannot make a diagnosis, prescribe medicines or perform surgeries.
Vet techs provide an extra pair of hands for veterinarians.
Recommendations on this web site do not endorse any commercial products or trade names.