Species Number of Gene Category of Speciess Cavia_porcellus 1 Rodents Mus_pahari 1 Rodents Microtus_ochrogaster 1 Rodents Oryctolagus_cuniculus 1 Rodents Felis_catus 1 Laurasiatheria Panthera_pardus 1 Laurasiatheria Sus_scrofa 1 Laurasiatheria Sorex_araneus 1 Laurasiatheria Panthera_tigris_altaica 1 Laurasiatheria Echinops_telfairi 1 Afrotheria Ficedula_albicollis 1 BirdAndReptiles Sphenodon_punctatus 1 BirdAndReptiles Taeniopygia_guttata 1 BirdAndReptiles Xenopus_tropicalis 1 Amphibians Ictalurus_punctatus 1 Fish Astyanax_mexicanus 1 Fish Esox_lucius 1 Fish Paramormyrops_kingsleyae 1 Fish Danio_rerio 1 Fish Ornithorhynchus_anatinus 1 OtherMammals Eptatretus_burgeri 1 OtherVertebrates Saccharomyces_cerevisiae 1 OtherEukaryotes