The beard makes the man brutal and domineering look. This is the conclusion reached by scientists from the University of Western Australia. Facial hair among most animals talk about dominance and attractiveness. Information published in the Huffington Post.
Scientists conducted an analysis of the external signs of 154 species of primates. Among them, silver hair monkeys hamadryas, and elongated noses of proboscis. Overall "decoration" monkey-males were more intricate and noticeable. This was expressed especially in large populations.
In small groups need to report himself through outward signs are few, and the expression in the large group is of the essence. Beard, scientists believe, one of the external signs. Formed and entrenched he is in the process of evolution. With a similar purpose, men tattoos, piercings and other body decoration.