one reason why birds and horses are not unhappy is because they are not trying to impress other birds and horses. dale carnegie there is no such thing as happiness, for an unfulfilled wish causes pain, and attainment brings only satiety. schopenhauer i look on that man as happy, who, when there is question...
mucosal lesions involving the mouth, esophagus and trachea can be confused with other respiratory diseases like infectious laryngotrachaetis, coryza etc. keeping in view of the impact of disease on economics of poultry industry, the present study was undertaken to isolate the virus from scab lesions of birds...