Unblocked!
When you become a sad, washed-up, bit-part birder like I am, but you have many years of birding behind you, there does remain one type of 'birding currency' that is worth its weight in gold - and that is THE BLOCKER. This will normally be a species that has not been seen for a number of years or has contracted its range to the point that it will most probably not be seen again. Three examples: UK List: anybody who has visited this blog before will know the score - this is where I mention Wallcreeper. Both of them. But I won't dwell... Surrey List: Cirl Bunting. We used to toddle along to Pewley Down near Guildford to see these - without fail. Then their range contracted and they disappeared. Local patch: In this case, Beddington. The others may have seen Killdeer and Glaucous-winged Gull, but I've seen Willow Tit and Grey Partridge, the former now extinct in Surrey and the latter heading that way. But then the weakness of the Blocker is that it can become u...