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 ...

Adults weigh 3-6.5 g (0.11-0.23 oz.). The masked shrew is intermediate in size between the smaller, more slender pygmy shrew and the larger, stockier smoky shrew. The masked shrew has the largest ...