A semi-aquatic mammal native to Europe, inhabiting rivers and streams.
A marine mammal found along the Pacific coast, known for its dense fur and use of tools.
A large otter species native to South America, living in rivers and lakes.
A large, solitary carnivore found in the Northern Hemisphere, known for its strength and tenacity.
A critically endangered mink species native to Europe, dependent on wetland habitats.
A semi-aquatic mink species found in North America, known for its fur and hunting ability.