Before revision:  A recent advancement in network science,multilayer network analysis , the study of network structures of multiple interconnected 'layers' and associated dynamical processes, offers a novel way to represent and analyze animal behavior.
After revision:  A recent advancement in network science,multilayer network analysis formalism, known as multilayer network analysis, has advanced the study of network structures of multiple interconnected 'layers' and associated dynamical processes, offers a novel way to represent and analyze animal behavior.