http://www.seawatchfoundation.org.uk/wp-content/uploads/lg-gallery/Cetaceans/Odontoceti/Dwarf%20Sperm%20Whale/

https://blog.nationalgeographic.org/2016/11/12/rare-dwarf-sperm-whale-arrives-in-cape-town/

https://www.youtube.com/watch?v=uZ0T7O8-JMs

https://uk.whales.org/species-guide/dwarf-sperm-whale

http://www.magnificentnature.com/?p=460

https://memeticdrifting.wordpress.com/tag/melon/

https://www.nbcsandiego.com/news/local/Pygmy-Sperm-Whale-Calf-Beached-in-La-Jolla-Dies-SeaWorld-San-Diego-441646233.html

https://commons.wikimedia.org/wiki/File:Dwarf_sperm_whale_size.svg

http://www.wikiwand.com/en/Dwarf_sperm_whale (orange)