A Lexicon of Cave and Karst Terminology with Special Reference to Environmental Karst Hydrology.
Courtesy of the author & The Karst Waters Institute.
Sinkhole — For the War of 1812 battle, see Battle of the Sink Hole. For the type of wallet, see Wallet band#Swallet. A sink hole in Oman … Wikipedia
Rodrigues Starling — Conservation status Extinct (IUCN 3.1) Scientific classification Kingdom … Wikipedia
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