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Barbados threadsnake, (Leptotyphlops carlae), tiny burrowing member of the snake family Leptotyphlopidae. Reaching a maximum adult length of only 10.4 cm (4.1 inches) and an average weight of 0.6 g (0.02 ounce), it is thought to be the world’s smallest known snake. Its habitat is most likely limited to the forests of eastern Barbados. The snake was formally described by American biologist S. Blair Hedges in 2008 after he had discovered a living specimen in...