Eggs Laws Philadelphia Science 
10,000 Birds
NOVEMBER 3, 2018
It is also a month when the Law of Diminishing Returns over-took itself. Jamaica Bay, Big Egg Marsh. Jamaica Bay, Big Egg Marsh. Jamaica Bay, Big Egg Marsh. Jamaica Bay, Big Egg Marsh. Philadelphia Vireo – Vireo philadelphicus. Mourning Warbler – Geothlypis philadelphia. 28 May 2018.
10,000 Birds
FEBRUARY 3, 2018
A line plotted against the law of diminishing returns describes an increasingly downward curve and a lister’s life is destined to follow that decline. Jamaica Bay, Big Egg Marsh. Mark Hatfield Marine Science Center and Estuary Trail. Mark Hatfield Marine Science Center and Estuary Trail. 13 Jan 2018. 01 Jan 2018.
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