TY - RPRT TI - Density-dependent selection on horn phenotype in Soay sheep. AU - T H Clutton-Brock AU - K Wilson AU - I R Stevenson PY - 1997 DO - 10.1098/rstb.1997.0064 UR - https://pubmed.ncbi.nlm.nih.gov/9279899/ ID - 9279899 ER -