Unipedalism Unipedalism The term uniped (from Latin "uni" = one + "ped" = foot) refers to a person or creature with only one foot and one leg, as contrasted with a biped (two legs) and a quadruped (four legs). Moving using only one leg is known as unipedal movement. Many bivalvia and nearly all gastropoda molluscs have evolved only one foot. Through accidents (i.e. amputation) or birth abnormalities it is also possible for an animal or a human being to end up with only a single leg. One major study of mythological unipeds is Teresa Pàroli (2009): 'How many are the
Animal consciousness they feel pain. Academic reviews of the topic are equivocal, noting that the argument that animals have at least simple conscious thoughts and feelings has strong support, but some critics continue to question how reliably animal mental states can be determined. A refereed journal "Animal Sentience" launched in 2015 by the Institute of Science and Policy of The Humane Society of the United States is devoted to research on this and related topics. Consciousness is an elusive concept that presents many difficulties when attempts are made to define it. Its study has progressively become an interdisciplinary challenge for numerous researchers,