To understand the meaning,I copied and pasted the birding term below:
The Patagonia picnic table effect (also known as the Patagonia rest area effect or Patagonia rest stop effect) is a phenomenon associated with birding in which an influx of birdwatchers following the discovery of a rare bird at a location results in the discovery of further rare birds at that location, and so on, with ...
Since the Gallinules' s appearance late Friday,birders coming to see the southern prize saw the following rarities:
- GRASSHOPPER SPARROW ( Friday Eve)
- BLUE GROSBEAK(Saturday)
- AMERICAN BITTERN(Sunday)
- NELSONS SPARROW (Sunday)
- ORANGE CROWNED WARBLER (Sunday)