Donkeys are still widely used as means of transportation in Ethiopia. In Addis Ababa, there are more than 15000 donkeys. For years, when these beasts of burden fell ill, they'd be abandoned, as they could no longer help their owners earn an income. Now, one vet is hoping to extend the lifespan of donkeys, by offering the animals free treatment. The clinic is the first of its kind in Ethiopia, as Coletta Wanjohi finds out.