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- © Pavel Stoev, Nesrine Akkari, Marzio Zapparoli, David Porco, Henrik Enghoff, Gregory D. Edgecombe, Teodor Georgiev, Lyubomir Penev
- Copyright licence: CC-BY 4.0 (http://creativecommons.org/licenses/by/4.0/)
- Provenance: http://media.eol.org/content/2015/03/21/05/34320_orig.jpg