Complex social behaviour and organization are found mostly in? by Sunday | Sep 12 | Biology JAMB | 0 comments A. insects B. birds C. reptiles D. mammals Correct Answer: Option D – mammals Users Also Read These:Give TWO advantages of complex structural…One of the influencing factors in an organization…Which of the following levels of organization in…Separation of ownership of resources and their…In which part of the alimentary canal of poultry is…