Mallard Complexity
10,000 Birds
FEBRUARY 14, 2017
oustaleti ) is ever granted posthumous species status, it will represent one of the most short-lived vertebrate species known to science, with a lifespan measured only in tens of thousands of years from the first rendezvous between Mallard and Pacific Black Duck ( A. superciliosa rogersi ) to the death of the last individual in 1981.
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