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Ok super dumb question but I thought the tail fin was basically the two feet fused together. I’m not sure why this picture has the extra fins on the body and a
by mrfusion 7y ago
Ok super dumb question but I thought the tail fin was basically the two feet fused together. I’m not sure why this picture has the extra fins on the body and a tail.
- snowwrestler 7y agoA whale is a mammal, and the tail of a whale is analogous to the tail of a dog, or cat, or otter, or other mammal with a tail. The hind legs of whales essentially atrophied away as they evolved. Some whales have small vestigial limb bones sort of floating inside their lower abdomen.
- mrfusion 7y agoAh you’re right. Looks like seals are set up like I was describing though.
- snowwrestler 7y agoYeah, the elephant seal in particular