It took thousands of years to develop the world's extraordinary range of domesticated farm animals – an estimated 8,800 ...

20.Williams also came up with the film's iconic final line. He tried out dozens of different lines, but when he said "He ...

Pork accounts for at least 60% of all meat eaten in China, but its popularity exacts a heavy toll on the environment that has proven tricky to resolve ...

Animals are finely adapted to their native habitats, but when they are introduced to other ecosystems, they can become ...