| 1 | Recycling feces for food? | |
| 2 | Animal dung may be used as manure. | |
| 3 | Once this happens, blood appears in the vomit and faeces. | |
| 4 | Farmers can grind pepper, mix it with elephant waste and form bricks. | |
| 5 | He collects the excrement from a panda breeding center in southern China. |
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