Dog has a poor cooling system due to less sweat glands.Dog sweat glands are found on ,
the nose of the dog
and the foot pads Of the dog.
Due to this reason dog has a poor cooling system .
Dog’s sweat glands cannot effectively dispel heat.
Panting is a dog’s natural cooling system .
Dog would pant excessively,
to regulate the dog’s body temperature.
Exercise of dog in very hot weather is not good for dog’s health,
due to these reasons more body fluids of the dog’s will be lost by panting.