We, quite rightly, worry about how the activities of humans are leading to the extinction of animal species alive today. However, extinction is not a modern phenomenon. All through geologic time ...

The world is home to an astounding 8.7 million species, with a variety ... are working tirelessly to bring those numbers up. While the question of what animals are going extinct usually brings ...

A research team has created a comprehensive evolutionary tree of all bird species, integrating data from hundreds of studies ...

While many of those species are found in places like Africa, South America and Asia, there are those in North America, as ...

More than 1,600 animals and plants are protected ... our 2004 study Extinction and the Endangered Species Act identified all 108 species who went extinct or missing in the first 21 years of the Act.

Scientists have discovered that climate change surpasses every other threat to endangered species in the United States.

The dusky large blue - a European protected species - has not been seen at all and seems to ... and food sources for other animal species, for instance. Over the entire period, nine of these common ...

Many native plants are missing from habitats where they should thrive – even in wilder areas. Why? Human actions such as ...