Tree shrews have a close relationship to primates and have many advantages over rodents in biomedical research. However, the lack of gene manipulation methods has hindered the wider use of this animal ...

In recent years, the lines that traditionally separate humans from other animals have gotten very blurry; crows and chimps use tools, some insects know how to farm, and species across the spectrum ...

Almost all mammals avoid eating chili peppers and other "hot" foods, because of the pain they induce. But not the tree shrew, according to a study publishing July 12 in the open-access journal PLOS ...