The playful North American river otter is equally at home in the water and on land. It makes its home in a burrow near the water's edge, and can thrive in river, lake, swamp, or estuary ecosystems.

River otters do not dig their own dens but may modify the unused burrows of other mammals. Otters also dwell in abandoned beaver lodges, hollow logs, under tangles of roots, and within rocky ledges.

You're not getting just your typical mice, foxes and otters. You're also getting flying miniatures like the Little Owl above.

"Otters are a rare species and require clean rivers with an abundant source of food and plenty of vegetation to hide their secluded burrows - known as 'holts'," a SWT spokesman said. Mr Garnham ...