The range of this abundant and widespread species includes the southern half of eastern Canada, and the eastern half of the U.S. Mixed and deciduous hardwood forest with thick, damp leaf mold harbor ...

Although Eurasian shrews exhibit variations of this behavior, the masked shrew may be the only North American species to engage in it. Young born in the spring often breed later in the same year. The ...

There are nearly 400 different shrew species, and most of them are as harmless as the common mouse they most closely resemble ...

The chromosome complement (karyotype) often differs between related mammalian species (including humans vs chimpanzees), such that evolutionary biologists muse whether chromosomal difference is a ...

Vespa orientalis fed an 80-percent-ethanol brew still did hornet tasks and had normal life spans. This trick may be an adaptation to gut-dwelling yeast.

are critically needed to protect 50 threatened and endangered species, including the Buena Vista Lake ornate shrew and Karner blue butterfly. These maps show where reducing or eliminating pesticide ...

Species such as pygmy shrew and common vole had been restricted to sheltered areas such as deep valleys in northern Europe, small enclaves in otherwise inhospitable glacial landscapes. These ...