Plutarch employed etymologies insecurely based on fancied resemblances in sounds. Many flies have evolved mimetic resemblances that aid their protection. Beyond those superficial resemblances, there are a number of differences between cycads and palms. Heritability for traits in humans is most frequently estimated by comparing resemblances between twins. Some philosophical confusions come about because we aren't able to "see" family resemblances. Other copulas show more resemblances to pronouns. Its passive anthropochory is the likeliest explanation for genetic resemblances between populations. Nonsense is distinct from fantasy, though there are sometimes resemblances between them. The CSA bears many resemblances to these Conventions. Similarly, geologists tried to account for striking resemblances of rock formations on different continents. A large number of such resemblances were believed to exist. Nigel developed a number of vague resemblances to Prince Charles. Further sources give variant lists of the nine animal resemblances. There are resemblances between the mother goddess Satanaya and the Greek goddess of love Aphrodite. The local context where the topic of family resemblances appears is Wittgenstein's critique of language.