Can fish detect what harms them?
Do fish feel sharp and aching pain?
Is a fish’s brain complex enough to feel pain?
Are fish more sensitive to pain in parts of their body?
An enriched tank with some pain versus a barren bank?
Do fish feel pain in their eyes?
Fish are cold-blooded, can they still feel pain?
Do fish have chemicals involved in pain transmission?
Do pain signal reach the brain for pain to be felt?
Can simple fish feel pain?