Feb. 16—Pennsylvania Game Commission officials are considering a plan to reintroduce a native species of weasel to the state's woodlands after its disappearance more than 100 years ago. The American ...

Editor’s note: This column has been updated to correct which animals are part of the Mustelidae family. If your home adjoins the forest, or if you are hiking or cross-country skiing on forested trails ...

The American marten has been absent from Pennsylvania for more than 100 years, so when the Pennsylvania Game Commission announced it was hoping to reintroduce the animal to the Keystone State, there ...

The American marten is a small member of the weasel family, and people are probably more familiar with its semi-aquatic cousin, the mink. The Turtle Mountains area of North Dakota is the focus of a ...

Research into the genomes of the American pine marten and Pacific pine marten -- weasel-like mammals that range today from Alaska to the American Southwest -- could shed light on how the first humans ...

This long, slender creature might be the cutest killer in Washington state. Weighing little more than an apple, the marten has a pointy face with a small button nose, curious eyes and kitty-like ears.

Just when you think you have a good idea of the mammals that live in North America, another one appears and forces you to update your internal list. Take the coastal marten, for example. Also called ...