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 ...

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.

The unique biology of human breast milk

Humans may have the most complex breast milk of all mammals. Milk from a human mother contains more than 200 different sugar molecules, way above the average 30-50 found in, for example, mouse or cow milk. The role of each ...

Record 6,250 manatees spotted in Florida waters

The number of manatees in the waters around Florida have reached a new peak of at least 6,250, conservationists said Thursday, a record reflecting years of efforts to protect the marine mammals.

Faster digestion in kangaroos reduces methane emissions

Animals produce methane during the digestion process - some more than others. Currently, around 20 percent of the world's methane emissions stem from ruminants. If this gas is released into the atmosphere, it aggravates the ...

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