In recent years there's a rise in popularity among dog owners for smaller dog breeds with wider heads and short snouts. These are so-called brachycephalic dog breeds. Evolution has become unreasonable because of a certain view, that animals with short snouts are cute. With the shortening of the face, certain bones of the head got significantly shorter, while all the soft tissues remained the same and had to squash on a few centimeters in length. Animals with brachycephalic syndrome have soft tissues of nose and throat with multiple folds and deformations, which cause partial airway obstruction.
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