TY - GEN AU - Averof,M TI - Evolutionary biology. Origin of the spider's head SN - 0028-0836 PY - 1998///1105 KW - Animals KW - Biological Evolution KW - Gene Expression KW - Genes, Homeobox KW - Head KW - Phylogeny KW - Spiders N1 - Publication Type: News UR - https://doi.org/10.1038/26613 ER -