Hatena::Groupastrobot

monogamy

monogamy

http://f.hatena.ne.jp/images/fotolife/a/astrobot/20111001/20111001155057.jpg

  • 1 mate during reproductive cycle
  • male and female are monogamous (お互いにとって相手はひとりのみ)
  • not necessarily being socially bonded, but rather in terms of sexual behavior.
  • very rare in mammals because males is Monogamy if and only if they were forced to be.
    • Humans are only primate of which group doesn't have specific territory
  • two types of monogamy
    1. serial monogamy (一生同じ相手だとは限らない。)
      • characteristics of humans (Homo)
    2. life time monogamy
    3. pair bonding:
      • one type of monogamy
      • attached each other (not only the reproductive way, but also for the life)
      • e.g., tidy monkey