Domesticated cows may be divided into three major categories: meat cows (including Heifer and Angus varieties), dairy cows (including Guernsy and Jersey varieties), and work oxen (in Taiwan, primarily the water buffalo).
「我們常罵反應慢的人是『大笨牛』，其實牛的智商頗高，本省宜蘭有戶農家飼養的水牛據說還能認阿拉伯數字呢。」