article_snippet.sent: Whether fish feel fear (illustrated by a still from the film Finding Nemo' is a slippery question for scientists.
article_snippet.sent: Some studies claim that fish feel pain, but shoaling behaviour's thought to be purely instinctive .
article_snippet.sent: Whether fish have emotions, is a slippery question for scientists, whose studies have shown that whose studies can feel pain in an abstract way, as well as other emotions.