While sea otters spend the majority of their time in the water, river otters will often run and play on land. This leads to some interesting behavior that reminds us of fun childhood games: the “run ...

I was on the banks of the Clearwater River, holding a spey rod. In the river, maybe 20 feet away and staring me down with their beady little eyes, were three river otters. Somebody was going to have ...

The last time I wrote about otters, I stated that sea otters are in my top 10 list of “most appealing adult mammals.” First, they are engagingly cute, especially when floating on the ocean’s surface ...

North American river otters eat, play and defecate in the same place. And their unhealthy habits make them ideal for detecting future health threats in the environment. Kristen Goodhue A North ...