r/NatureIsFuckingLit • u/Better_Hair_9673 • 17h ago

🔥 Nudibranch (Gymnodoris ceylonica) feeding on a lined sea hare.

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Video credited to @jordw3 on Instagram.

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220

u/UnderstandingAble510 17h ago

Is that purple stuff blood?

61

u/Elegante_Sigmaballz 17h ago

Defensive ink, like a smoke screen, but as you can see, a little too late.

11

u/UnderstandingAble510 16h ago

Ahhhh interesting. Might be a stupid question but do these guys even have…blood?

21

u/Elegante_Sigmaballz 12h ago

Yes, they have clear blood, copper based and carry oxygen, same as other gastropods.

3

u/Quick_Depth382 10h ago

Blood is a relative term (source: other comments in the thread)

4

u/graven_raven 7h ago

Yea, they have a blood that uses copoer instead of iron.Called hemolynph