Table 1 in Delphinid brain development from neonate to adulthood with comparisons to other cetaceans and artiodactyls

Table 1. Comparison of adult and neonate index of encephalization (EQ) for 15 cetacean (1 mysticete, 14 odontocete) species. EQs were derived from brain and body masses in Table S1. FamilySpeciesAdult EQNeonate EQBalaenopteridaeB. physalus0.4952.297DelphinidaeC. commersonii5.1497.234D. delphis3.9627.801G. griseus4.0555.807L. acutus3.8056.632L. obliquidens4.6358.315O. orca2.4258.317S. bredanensis5.6338.065T. truncatus3.9728.328PhyseteridaeP. macrocephalus0.6814.402KogiidaeK. breviceps1.7034.767PontoporiidaeP. blainvillei1.9302.571MonodontidaeD. leucas2.6435.764PhocoenidaeP. phocoena2.8374.406P. dalli2.9093.275