Fighting deforestation alone fails tropical biodiversity

International efforts to conserve tropical forest species will fail unless they control logging, wildfires and fragmentation in the remaining forests, according to ground-breaking new research published in the world's leading ...

Unprecedented worldwide biodiversity study

Humans depend on high levels of ecosystem biodiversity, but due to climate change and changes in land use, biodiversity loss is now greater than at any time in human history. Five University of Alberta researchers, including ...

Tooth loss in birds occurred about 116 million years ago

The absence of teeth or "edentulism" has evolved on multiple occasions within vertebrates including birds, turtles, and a few groups of mammals such as anteaters, baleen whales and pangolins. Where early birds are concerned, ...

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