humanoid fish - frog entities ; their scaled, sometime rugose, skin is a grayish - green to blue. shiny and slippery, with fine - like ridges on their backs, and webbed feets and hands. their heads vary in disposition, appearing fish - or frog - like, with prodigious bulging eyes and wide, thin - lipped mouths possessing shark - like teeth. on their necks may be present palpitating gills.