Ancient DNA reveals caribou history linked to volcanic eruption

British Columbia, Canada: DNA recovered from ancient caribou bones reveals a possible link between several small unique caribou herds and a massive volcanic eruption that blanketed much of the Alaskan Yukon territory in a ...

Cows: More freedom may mean less milk

'Free-stall', untied cattle in small herds produce less milk than cows tied to their stalls but have a higher reproductive performance and suffer less teat injuries and metabolic diseases. Researchers writing in BioMed Central's ...

Sheep backpacks reveal flocking strategy

UK researchers have shown for the first time that instead of fleeing randomly when faced with danger, sheep head straight for the center of the flock.

In Europe, bison find plenty of room to roam

(PhysOrg.com) -- The European bison, a close relative of the American bison, has been on a slow road to recovery for almost a century. Europe's largest grazing animal once dwelled from central Russia to Spain, but by the ...

Kenyan ranches relocating rhinos in fear of poachers

Claus Mortensen is a private Kenyan rancher with a passion -- endangered rhinos -- and now a mission: to save his herd from slaughter by ruthless poachers who sell their horns to Asia, where they are prized as a miracle drug.

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