Why Dolphin Names Include Pee

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It’s common knowledge that dolphins are incredibly intelligent, but did you know that they may recognize each other not only by sight and sound, but also pee!

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Sources:
https://www.science.org/doi/10.1126/sciadv.abm7684
https://ocean.si.edu/ocean-life/marine-mammals/bottlenose-dolphin-pod
https://link.springer.com/article/10.1007/s00359-013-0817-7
https://www.pnas.org/doi/10.1073/pnas.0509918103
https://www.pnas.org/doi/10.1073/pnas.0809127105
https://www.science.org/content/article/whales-cant-taste-anything-salt
https://www.psychologytoday.com/us/blog/animal-minds/202205/dolphins-label-their-friends-names
https://www.whoi.edu/fileserver.do?id=57471&pt=10&p=40212

Image Sources:
https://commons.wikimedia.org/wiki/File:Tursiops_truncatus_01.jpg
https://www.gettyimages.com/detail/photo/dolphins-swimming-in-the-blue-royalty-free-image/1303692891?adppopup=true
https://www.gettyimages.com/detail/photo/close-up-of-dolphin-in-water-with-its-mouth-open-royalty-free-image/157396697?adppopup=true
https://www.gettyimages.com/detail/photo/dolphins-swimming-undertwater-royalty-free-image/1339839763?adppopup=true
https://www.gettyimages.com/detail/video/aerial-view-of-bottlenose-dolphin-in-transparent-sea-stock-footage/1322151276?adppopup=true
https://www.gettyimages.com/detail/video/pod-of-dolphins-swimming-together-in-blue-ocean-stock-footage/1148896657?adppopup=true
https://www.gettyimages.com/detail/video/group-of-curious-dolphins-peer-into-the-camera-dolphin-stock-footage/1402523887?adppopup=true
https://www.gettyimages.com/detail/video/meeting-dolphins-in-open-water-pacific-ocean-underwater-stock-footage/1362224583?adppopup=true
https://www.gettyimages.com/detail/photo/bottlenose-dolphin-tursiops-truncatus-mother-and-royalty-free-image/1254530241?adppopup=true
https://www.gettyimages.com/detail/illustration/cartoon-oval-discuss-speech-bubbles-and-bang-royalty-free-illustration/954768386?adppopup=true
https://www.gettyimages.com/detail/video/pod-of-bottlenose-dolphins-with-baby-swim-under-surface-stock-footage/1412503330?adppopup=true