POST ANY TOPIC!! Adaptation is any alteration in the structure or function of an organism or any of its parts that results from natural selection and by which the organism becomes better fitted to survive and multiply in its environment. Its the ability of a species to survive in a particular ecological niche, esp. because of alterations of form or behaviour brought about through natural selection. ... We appear cute & cuddly. You think you know what we can do. But we adapt and shall surprise you! Aegis & verity are our ideals.