Practically all living creatures shed tears to clear debris and other irritants from their eyes; however, there is some debate over whether non-human animals cry to express emotions, like sadness ...

some domestic animals have been bred to over-emphasise particular characteristics to the extent that they suffer pain or discomfort some domestic animals are so over-bred that they are at greater ...

It's got black and white stripes all over. When you see a herd of zebra together, it becomes one big stripy pattern. No other animal looks so striking on the African plains. The zebra can't hide ...