Chimpanzee mothers, but not fathers, influence offspring vocal–visual communicative behavior. - Mine, Joseph G.; Dees, Laura C.; Wilke, Claudia; Willems, Erik P.; Machanda, Zarin P.; Muller, Martin N.; Emery Thompson, Melissa; Wrangham, Richard W.; Scully, Erik J.; Langergraber, Kevin; Stoll, Sabine; Slocombe, Katie E.; et al. (PLoS Biology, 2025)