Increased alertness and moderate ingroup cohesion in bonobos' response to outgroup cues. - Brooks, James; van Heijst, Karlijn; Epping, Amanda; Lee, Seok Hwan; Niksarli, Aslihan; Pope, Amy; Clay, Zanna; Kret, Mariska E.; Taglialatela, Jared; Yamamoto, Shinya (PLoS ONE, 2024)