Dominant deer hinds choose the best food

Deer hinds (Cervus elaphus) have a hierarchical organisation system: the oldest and largest hold the most dominant positions. Therefore, a nutrient rich diet benefits the more dominant hinds, who have preferential access ...

High levels of iron in water may hurt dairy products

(Phys.org) -- Cows are thirsty and with good reason — they need to drink nearly 30 gallons of water a day to produce milk and stay healthy. That water needs to be high quality because much of the ingested water becomes ...

Study suggests poor mothers favor daughters

Poor mothers will invest more resources in daughters, who stand a greater chance of increasing their status through marriage than do sons, suggests a study in the American Journal of Physical Anthropology.

Treating mastitis in dairy cattle with vitamin D

A natural remedy that delays and reduces the severity of mastitis infection in dairy cattle is being investigated by scientists at the U.S. Department of Agriculture (USDA).

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