Seal discovered in London garden as shocked owner says: 'It's a brilliant feeding spot'

The seal was spotted in a woman’s garden in Twickenham - (Naomi Cassman)

A woman was shocked to find a seal in her garden in south-west London, but animal welfare charities have confirmed that it’s nothing to worry about.

Naomi Cassman, who lives in Twickenham, said she was worried when she first saw the seal at the beginning of January because she “thought something was wrong with it.”