Male ruff colour as a rank signal in a monomorphic-horned mammal: behavioural correlates

@article{Lovari2015MaleRC,
  title={Male ruff colour as a rank signal in a monomorphic-horned mammal: behavioural correlates},
  author={Sandro Lovari and Nathalie Fattorini and Roberto Boesi and Andrea Bocci},
  journal={The Science of Nature},
  year={2015},
  volume={102},
  pages={1-12}
}
Coexistence of individuals within a social group is possible through the establishment of a hierarchy. Social dominance is achieved through aggressive interactions, and, in wild sheep and goats, it is related mainly to age, body size and weapon size as rank signals. Adult male Himalayan tahr are much larger than females and subadult males. They have a prominent neck ruff, ranging in colour from yellow (5.5–9.5 years old, i.e. young adults, golden males) to brown (7.5–14.5 years old, i.e. older… CONTINUE READING

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