Search our collection of background (non-event) articles from news media, science journals and other sources.
The long-term decline is believed to be due to the accumulated effects of fishing and unfavourable environmental conditions, such as high sea temperatures, according to the findings of independent experts based on Erpur Snær's data, who has been monitoring puffins for a long time.
In recent weeks, three human infections with the virus have been confirmed—all in dairy workers who had contact with sick cows. All three developed symptoms of eye infections known as conjunctivitis. The latest case, reported in Michigan this week, also involved respiratory symptoms more typical of a flu infection.
The article discusses the potential for bird flu to mutate and spread to humans through domestic cats, highlighting unusual cases of cat infections and the risks posed by raw diets and unpasteurized milk.
The Grey-headed chickadee found in the far north of Yukon and Alaska was listed as endangered this month, and experts say the bird is so rare that it's hard to estimate its numbers. The decline might be related to competition as Boreal Chickadees are moving north because of climate change.
This article examines the unique spread of bird flu across multiple animal species, marking an unusual animal pandemic.
All Topics
All Countries
Any Date
Apply