A slow start to a Sunday meant that it was nearly lunchtime before we donned our walking boots in Burwick at the southern tip of South Ronaldsay. The car park for the John O'Groats passenger ferry was empty, as the service has stopped for the Winter, but as we admired a brightly-coloured fungus by the path, a few other cars appeared. Folk clad in outdoorsy gear made their way along the clifftop path towards the Grey Seal pupping coves, and we followed suit whilst I tried to think what a chrome yellow mushroom might be called... Deathly Lemon?... False Banana Murderer?... Egg Yolk Deathcap? The truth was a little more prosaic, as I think this is a Yellow Fieldcap Bolbitius titubans. It certainly added a splash of vibrancy to an overcast day. As we reached the bay of Bur Wick, a quick scan of several coves showed that pup numbers had increased since our last visit, when we had recorded 4 recent births. We counted 33 this time, one already moulting out of its white fur. Warning: Cuten...