The hierarchy in a group of dogs is not based on aggression but on submissiveness. A dog ranked lower in the hierarchy displays signals of submissive behavior towards dogs ranked higher. These findings have for the first time been substantiated by means of measurements.
One of the most common and costly diseases faced by the dairy industry is bovine mastitis, a potentially fatal bacterial inflammation of the mammary gland. Widespread use of antibiotics to treat the disease is often blamed for generating antibiotic-resistant bacteria. However, researchers investigating staphylococcal populations responsible for causing mastitis in dairy cows in South Africa […]