What’s a fish? Sounds like a simple question, right? Unless we are talking about your dinner, figuring out what a fish actually is, might be a lot harder than you think. After all, a seahorse is a fish but a whale isn’t. So, what the duck is a fish?

👀 Read the article (+ references): https://katehildenbrand.com/do-you-know-what-a-fish-is/ 👀

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FOOTAGE: https://www.youtube.com/watch?v=t5PGZRxhAyU Richard Hammond's Miracles of Nature - Hagfish Slime Acorn UKDVD

https://www.youtube.com/watch?v=IQzQWgkUje8 Facts: The Sea Lamprey Deep Marine Scenes

https://www.youtube.com/watch?v=Xz8uscQzPsoMeet One of the World's Weirdest Fish | National Geographic National Geographic

https://www.youtube.com/watch?v=kf1mQOnjh4Y Hagfish Ties Itself Into a Knot | Nautilus Live EVNautilus

https://www.youtube.com/watch?v=8jNs5G88TiI EATEN ALIVE by Sea Lamprey! Brave Wilderness

https://www.youtube.com/watch?v=zJ2sJbuvx48 Hagfish Slime Ocean Wise

https://www.youtube.com/watch?v=kel6bCAWj8Y Whale Shark Close Up: Gills Beneath The Waves

https://www.youtube.com/shorts/zsfnIpKCNF4 @Pattrn

https://www.youtube.com/watch?v=u1c_E-LuSxs Jaws | Final Face-Off With the Shark in 4K Ultra HD Universal Pictures

https://www.youtube.com/watch?v=IiUOJEG--K0 15 INCREDIBLE Coral Reefs that look Stunning Top Fives

https://www.youtube.com/watch?v=A1WBilMrDIU Rare Footage of Ocean Sunfish Getting Cleaned | BBC Earth BBC Earth

https://www.youtube.com/watch?v=4jl_txxYQEA Finding the Coelacanth | DinoFish Nat Geo WILD

https://www.youtube.com/watch?v=vu9axEs5AOs The Fish That Breathes Air Nature on PBS