“With no familiarity with their regular and abnormal behavior and visual appearance, evaluation of pain in animals is tough, mainly because animals are not able to communicate in ways that they can be conveniently comprehended by persons.” (Hughes and Lang, 1983; Soma, 1987; supply) Company animals — normally dogs — https://sergioqzizw.blogvivi.com/35525604/the-basic-principles-of-broad-spectrum-formula