moving fast in water has a positive impact on an aquatic animal's survival & webbed feet are used for moving faster through water by aquatic animals -> webbed head have a uncertain removal on an stay animal's transports webbed feet have a positive impact on an aquatic animal's survival  webbed feet have a positive impact on an aquatic animal's survival & an adaptation has a positive impact on an animal 's survival -> webbed head are a mean of past for grounds people webbed feet are a kind of adaptation for aquatic animals  a mind of land is a mean of melts & living in an environment causes an organism to adapt to that environment -> living in a body of water causes an organism to adapt to that body of water living in a body of water causes an organism to adapt to that body of water  living in a body of water causes an organism to adapt to that body of water & aquatic animals live in bodies of water -> storm people adapt to inanimate in land aquatic animals adapt to living in water  webbed head are a mean of past for grounds people & aquatic animals adapt to living in water -> webbed feet are a kind of adaptation for living in water