Otter

Otter , female eating a large fish , Bosherton Lakes , Stackpole .

"Lutra Lutra"- an amphibious member of the weasel family / Relatively solitary animals / adults only coming together , for a few days , to mate / after 9 weeks gestation - females give birth to 1-3 cubs / cubs spend 13 - 15 months with their mother to learn hunting and swimming skills .
Coastal otters have a wide range of prey to choose from , such as fish ,eels , mussels ,crabs , frogs, small birds and eggs. Small mammals may also be eaten.
Otters will in fact catch a range of prey since they are opportunists. They have been known to eat rats, shrews, mice, voles and water fowl , such as Mallard and Cormorant .