The masked shrew has the largest range of any North American shrew, and occurs throughout Alaska, Canada, the northern third of the U.S., as well as portions of the Great Basin, Rockies, and ...

These nests may be 30.5 cm (12 in) beneath the surface of the soil or under a rock or log. Food and Feeding Behavior: The neurotoxic saliva of the short-tailed shrew is a unique adaptation among North ...

For the past 65 million years, mammals have thrived across nearly every corner of Earth. In this time span, they have shaped ...

The Sierra Nevada is a majestic North American mountain range stretching ... One of the shyest animals in the region is the Mount Lyell shrew. As Smithsonian reports, the tiny mammal was finally ...