The bears of Alaska's Katmai National Park are enormous by any standard, but 747 trumps them all, earning the title of Fat ...

When we think of large birds, we might picture swans, ostriches, or eagles. But which bird is the biggest? Well, it depends on what you mean by big! When considering the "biggest" bird species, ...

A California duck farm made headlines this week after the World Organization of Animal Health published a report by U.S. authorities that a strain of bird flu that scientists call H5N9 had been ...

Initial signs included increased duck mortality, prompting state officials to quarantine the farm and cull nearly 119,000 birds. The World Organization for Animal Health (WOAH) confirmed the H5N9 ...

A human case of bird flu has been confirmed in England. The UK Health Security Agency said the person in the West Midlands region caught avian influenza on a farm where “they had close and ...

Researchers at CNIO have discovered that blocking the mitochondrial protein MCJ in brown fat increases heat production and leads to weight loss in obese mice, offering protection against ...

Scientists are tackling society's growing obesity problem from all kinds of angles – and new research picks out a particular protein controlling how fat is burned off, which could potentially be a ...

At the site of the Shropshire farm outbreak, the killing and disposal of a million egg-laying birds continues A person working on a farm has contracted the human version of avian flu. The UK ...

A pandemic is not inevitable, scientists say. But the outbreak has passed worrisome milestones in recent weeks, including cattle that may have been reinfected. By Apoorva Mandavilli Apoorva ...

The UK Health Security Agency (UKHSA) said the individual in the West Midlands region "had close and prolonged contact with a large number of infected birds", but would not say where the farm was.

Ten months on from the shocking discovery that a virus usually carried by wild birds can readily infect cows, at least 68 people in North America have become ill from the pathogen and one person ...

The US must strengthen measures to control the country’s bird flu outbreak and curb the growing risk that the virus will evolve to spread more easily between humans, international health experts ...