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. 2016 Sep 13;44(1):29. doi: 10.1186/s41182-016-0029-2

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© The Author(s) 2016

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 6 — A Russell’s viper (Daboia russelii), locally known as “Thith polanga” (meaning spotted viper) and other names. Most Sri Lankans simply call them “polonga” (the viper) since it is the most significant viper they dread