Naive Idea: all members of species are essentially alike (in fact, they have variable traits)

A text summary of the clickable map above, meant for web-crawlers and other automatic tools:
species level of biological organization
species has characteristic genetic variation
species has characteristic reproductive potential
species contains population
species contains living thing
species all members characterized by same chromosome number
species all members characterized by same type of genes
species all members characterized by similar characteristics
species always at risk of extinction
species has definition individuals capable of
species has definition interbreeding
species has definition reproductively isolated
species has definition from other groups
species contained in community