This elegant wading bird is a rare visitor to the UK, though occasionally one or two of pairs will nest here.

The all-black carrion crow does not nest in colonies like the similar rook. It can be seen almost everywhere.

The black sea bream really is a fascinating fish. From sex changes to nest building, this fish is full of surprises!

Red-necked grebes occasionally attempt to nest in the UK, but they're more often seen as winter visitors to sheltered coasts.