Angry birds: swan, Avon

Angry birds: swan, Avon

Swan in full threat posture powering upstream on the Avon at Stratford. It was going so fast that every time it paddled one of its legs, the thrust raised its body out of the water. This one was the hindmost of three birds, strung out in a long line, all swimming in the same way for over a hundred yards. I couldn’t see what, if anything, they were responding to.

Mouldy coal (fungus)

Mouldy coal (fungus)

Black lumps growing from tree trunks, another of the commonly spotted fungi at this time of year. It’s got various names, including coal fungus, cramp balls and King Alfred’s cakes. These were further supporting what looked like a mould on their lower surface.