The human habitat expands in three dimensions.

But just the other side of these buses is a tributary of the Thames — the River Wandle, that gives its name to Wandsworth — and look what we have here!

A cormorant wrestling with a large, live eel which it eventually swallows whole.

There it goes!

A short walk (for a country person, her daughter and her new grandson) and we are up-river in Barnes, in the wetland reserve that nestles in a meander of the Thames.

“Wake up, Little Grandperson!  Look at these!”

Otters in their almost natural habitat doing what they do best — exploring!