Animals biological model 182 animal 174 Models, Biological 136 physiology 110 metabolism 76 article 74 nonhuman 72 Computer Simulation 42 Humans 42 computer simulation 42 human 42 controlled study 40 priority journal 40 male 36 Article 34 Models, Neurological 34 Vocalization, Animal 34 vocalization 34 animal cell 32 Male 30 Neurons 28 nerve cell 28 time 28 Time Factors 26 animal experiment 26 female 24 mouse 24 procedures 24 signal transduction 24