We're starting to realize how smart otters really are. They know how to play basketball. They know how to stack cups, They know how to use rocks to open clams. This type of tool use is ...

In nearly all otter species, adult males are a bit longer and heavier on average than adult females. However, individuals of ...

Scientists say concentrations of these compounds in otters are a guide ... 2007-09 and detected PFASs in all of them. 80% of the animals had at least 12 different types of the chemicals in their ...