Happy cows make more nutritious milk

Daily infusions with a chemical commonly associated with feelings of happiness were shown to increase calcium levels in the blood of Holstein cows and the milk of Jersey cows that had just given birth. The results, published ...

Cooling cows efficiently with water spray

Dairies use intermittent sprinkler systems to cool cows in warm weather, but little experimental work has been done to determine how much water is needed to achieve beneficial effects. A group of dairy scientists conducted ...

How can you tell if an animal is happy or sad?

It's easy to tell when your friends and family are ecstatic or upset. People are human-centric, and hardwired to pick up the physical cues and social signals that indicate relaxed or stressed states.

Bringing nitrogen out to pasture

Cows in Brazil might start bellowing "leguuume" rather than "moo." That's because Jose Dubeux Jr. wants to plant more legume trees in cow pastures.

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