Been on a kick researching Hemocyanin (Copper-blooded) creatures after learning Rh- are as well. They're all fascinating in their own right...
Mimic Octopus
Blue-ringed octopus flashing its bright warning
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From @slipperyslope48
Been on a kick researching Hemocyanin (Copper-blooded) creatures after learning Rh- are as well. They're all fascinating in their own right...
Mimic Octopus
Blue-ringed octopus flashing its bright warning