Sexual size dimorphism and male reproductive traits vary across populations of a tropical rainforest dung beetle species (Onthophagus babirussa)

• Main Authors: Toh, Kai Xin, Yap, Sean, Goh, Thary Gazi, Puniamoorthy, Nalini
• Format: Article
• Published: Wiley Open Access 2022
• Subjects: GF Human ecology. Anthropogeography; Q Science (General); QL Zoology
• Online Access: http://eprints.um.edu.my/41328/
• Institution: Universiti Malaya

Sexual size dimorphism (SSD) arises when natural selection and sexual selection act differently on males and females. Male-biased SSD is rarer in insects and usually indicates strong sexual selection pressure on male body size in a species. Patterns of SSD can also vary between populations of specie...