"File:Oxynotus paradoxus.jpg" by This illustration was made by Citron You must credit this : Citron / CC-BY-SA-3.0 is licensed under CC BY-SA 3.0
By Nakedape13 - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=15058059
By New Zealand-American Submarine Ring of Fire 2005 Exploration, NOAA Vents Program - http://oceanexplorer.noaa.gov/explorations/05fire/logs/april22/media/dogfish.html, Public Domain, https://commons.wikimedia.org
By Gervais et Boulart - Les poissons Gervais, H., Public Domain, https://commons.wikimedia.org
