TY - GEN AU - Smith,J M TI - The evolution of behavior SN - 0036-8733 PY - 1978///1220 KW - Adaptation, Biological KW - Altruism KW - Animals KW - Behavior, Animal KW - physiology KW - Biological Evolution KW - Models, Biological N1 - Publication Type: Journal Article UR - https://doi.org/10.1038/scientificamerican0978-176 ER -