The function or position of a species within an ecological community is
An ecological niche can be considered the habitat of an organism, but it is not merely a spatial term. when an organism occupies a habitat it has certain behavioural adaptations that enable it to fit well into that habitat. The organism then interacts with the environment and takes on an ecological role that modifies and alters its habitat. Therefore an ecological niche can be defined as the function of an organism in its habitat.