feel pain because their brains lack a neocortex.[27] However, animal behaviorist Temple Grandin argues that fish could still have consciousness without a neocortex
because "different species can use different brain structures and systems to handle the same functions."[25]ome species use cleaner fish to remove external parasites. Animal welfare advocates raise concerns about the possible suffering of fish caused by angling. Some countries, such as Germany have banned specific types of fishing,
Most fish move by alternately contracting paired sets of muscles on either side of the backbone.
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