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Photo credits on this page
The small pictures above come from Wikimedia Commons under free licences. Some are cropped to fit.
- Bluntnose sixgill shark: Operation Deep Scope 2005 Expedition: NOAA Office of Ocean Exploration, Public domain, source
- Fangtooth: This illustration was made by Citron You must credit this : Citron / C, CC BY-SA 3.0, source

