Do fish have feelings? Scientists believe they're getting closer to an answer

Research suggesting certain species can learn, experience pain and form relationships has implications for our attitude to world's most-eaten animalGet our breaking news email, free app or daily news podcastWhen scientists demonstrated a small tropical fish - the cleaner wrasse - could recognise itself in a mirror, Prof Culum Brown first thought was "this is the coolest thing ever".Brown, an ecologist who researches fish behaviour and intelligence at Sydney's Macquarie University, says the mirror self-recognition test - developed in the 1970s - is considered the gold standard for evidence of visual self-awareness in animals.Sign up for Guardian Australia's breaking news email Continue reading...