Elysia timida copulating

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Description: English: Photo of copulating of Elysia timida. Date: published 4 July 2007. Source: Figure 2 http://www.frontiersinzoology.com/content/4/1/17/figure/F2?highres=y from: Valerie Schmitt, Nils Anthes and Nico K Michiels: Mating behaviour in the sea slug Elysia timida (Opisthobranchia, Sacoglossa): hypodermic injection, sperm transfer and balanced reciprocity. - Frontiers in Zoology 2007, 4:17, doi:10.1186/1742-9994-4-17. Author: Valerie Schmitt, Nils Anthes and Nico K Michiels. Permission (Reusing this file): Creative Commons Attribution License 2.0. : This file is licensed under the Creative Commons Attribution 2.0 Generic license.:. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). http://creativecommons.org/licenses/by/2.0 CC BY 2.0 Creative Commons Attribution 2.0 truetrue.