A new study has uncovered a fundamental link between brain size and offspring size, helping to solve a long-standing evolutionary puzzle: Why do birds lay such disproportionately large eggs?

While birds are the most likely victims of the deadly strain of bird flu, researchers are also sounding the alarm for native ...

Symptoms range from conjunctivitis and mild respiratory illness to severe pneumonia and respiratory failure. Read more at ...

Federal government identifies more than 150 native and unique bird species and 10 mammal species at ‘very high risk’ ...

Experts have warned that the recent detection of bird flu in mammals including foxes, otters, minks, seals and even grizzly bears is concerning but emphasized that the virus would have to ...

Around 100 species of native wildlife are on a list of species under significant threat from the deadly strain of bird flu ...

(CNN) — An unprecedented and highly contagious bird flu outbreak in the sub-Antarctic has spread to mammals, British officials said Thursday, as experts warned the disease poses a significant threat ...

Add Yahoo as a preferred source to see more of our stories on Google. Illustration shows test tubes labelled "Bird Flu" words (Reuters) -Highly pathogenic avian influenza, commonly called bird flu, ...

Australia’s first H5N1 detections have raised concern for native birds and mammals that may have little experience with the ...

One of the world’s largest outbreaks of bird flu, which led to the slaughter of millions of chickens to limit its spread, appears to be spilling over into mammals. The U.S. Department of Agriculture ...

An uncomfortable truth is that there is another influenza pandemic in humankind’s future. Whether it will be a relative of the lethal avian flu strain currently wreaking havoc in bird populations ...