Age/sex variations in third-party ranking relationship knowledge in crazy vervet monkeys, Chlorocebus aethiops pygerythrus Borgeaud, Christele; Alvino, Morgane; van Leeuwen, Kelly; Townsend, Simon W; Bshary, Redouan (2015). Age/sex variations in third-party ranking relationship knowledge in crazy vervet monkeys, Chlorocebus aethiops pygerythrus. Animal Behaviour, 102:277-284. Abstract In animals it is often proposed that complex social surroundings.. read more →