pacific pocket mice
North America's tiniest mammals are living at a Marine Corps training area. That's good.
Environment Animals Wildlife Endangered Species North America's tiniest mammals are living at a Marine Corps training area. Pacific pocket mice are about the size of a human thumb. More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. The Pacific pocket mouse weighs as much as three pennies. An endangered mouse is slowly returning to the Golden State. Pacific pocket mice () are about as large as a human thumb and about as heavy as three pennies.