more slender pygmy shrew and the larger, stockier smoky shrew. The masked shrew has the largest range of any North American shrew, and occurs throughout Alaska, Canada, the northern third of the U.S., ...

The western pygmy shrew is the smallest mammal found in Montana. They live in the northwest and northeast corners of the state. Measuring only about 2- to 4-inches long, including their tail ...

Food and Feeding Behavior: The neurotoxic saliva of the short-tailed shrew is a unique adaptation among North American mammals. Its poisonous bite is a result of secretions of the submaxillary glands ...