species V1 V2 V3 V4 Lithobates_catesbeianus 12.9 238 14.1 25.9 Sciurus_carolinensis 5.5 23.7 5 7.1 Rattus_norvegicus 5.9 27.3 6.8 12.2 Oryctolagus_cuniculus 6.4 32.1 5.8 11.4 Lepus_europaeus 5.1 20.4 6.4 10.8 Neovison_vison 7.8 47.7 6.8 10.4 Didelphis_virginiana 7.4 43 7.4 10.1 Varanus_exanthematicus 8.5 99.4 8.3 12.4 Varanus_komodoensis 10.1 129.2 13 21.5 Trachemys_scripta 13.6 205 10.9 16 Alligator_mississippiensis 10 159.4 13.2 22 Goniopholis_simus NA NA 10.3 20.5 Dyrosaurus_phosphaticus NA NA 14.9 21.5 Columba_livia 7.7 69.5 5.05 6.6 Anas_platyrhynchos 6.6 62.2 7 10.4 Xenopus_laevis 10.5 122.8 12.2 24.7