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Animal Engineering

Bessie the Cow might be going on a diet and sporting some new glasses.

In a bid to reduce greenhouse gases, a Swiss firm has developed a natural feed supplement that significantly reduces methane emissions from ruminants.

Researchers in Russia have fitted cows with virtual reality headsets that simulate greener pastures in an effort to reduce their anxiety and boost milk production.

No word yet on whether the calmer cows produce less methane.