Increases in global trade and travel are causing animal and plant species to be more frequently introduced to regions of the ...

Biological invasions occur when organisms such as animals and plants are introduced by people to regions of the world where they do not naturally occur. In these new locations, these organisms are ...

A Spanish university hospital study of 350 dogs and cats found that thorough pre-anesthetic assessments led to changes in ASA risk classification in 7.5% of cases and postponed or cancelled 16% of ...

Tyrannosaurs may be famous as fearsome apex predators, but new research reveals a more opportunistic—and slightly grim—side to their behavior. Using high-resolution 3D scans, a researcher identified ...

A search-and-rescue operation is underway Sunday after two American service members went missing during a joint military ...

Courtesy of Xing Lida. A team of international researchers has discovered the slowest theropod dinosaur tracks ever recorded ...