This discovery challenges our knowledge about the early evolution of animals. The Shishania specimens, dating back 500 million years, come from Cambrian deposits in China's Yunnan province.

A Zoological Pocket-book or Synopsis of Animal Classification. By Emil Selenka J. R. A. Davis (London: C. Griffin and Co., 1890.) Nature - The Classification of Animals. Skip to main content.

Yes and no: It depends on how you classify animals. There are two main classification systems – the Linnaean system which groups organisms by characteristics and the phylogenetics system, which ...

Animal welfare is the most important issue in any in vivo laboratory. The ability to detect and intervene in cases where the conditions of animals may be deteriorating as well as the ability ensure ...

View Scanned book for A treatise on the geography and classification of animals / by William Swainson. CC0 Usage Conditions Apply Click for more information. This media is in the public domain (free ...

Learn about the classification of animals with these interactive learning resources for KS2 Science students aged 7-11 from BBC Bitesize.

COLUMBUS, Ohio — Gov. Mike DeWine has signed an executive order directing the State of Ohio Board of Pharmacy to immediately classify a veterinary sedative as a controlled substance. The order ...

Learn about classification of plants, animals and microorganisms with these interactive learning resources for KS2 Science students aged 7-11 from BBC Bitesize.

A nonprofit called Earth Species Project, or ESP, is on a trajectory to talk with animals — but with a much higher purpose than my intended goals with Roxy. “[ESP has] this amazing practical ...