App: 16cms long Interesting facts: - Weight: 1000 - 1200 kg - Size: 150 cm - Life expectancy: approximately 20 years - Colours: white, brown, black (speckled or plain) The male domestic cattle are called bulls. Bulls are herd animals. In the summer they live outdoors. They eat and digest most of the day. They spend the winter in the warm barn where they are fed with hay and grain. They eat more than 50 kg of grass and can drink up to 180 litres of water per day.