Colleen M. Schaffner

Social and endocrine factors in the establishment and maintenance of sociosexual relationships in Wied's black tufted-ear marmosets (Callithrix kuhli) (1996)

Schaffner, Colleen M

The present series of studies investigated the sociosexual relationships among breeding individuals from the primate family Callitrichidae, which form long-term social and sexual bonds. I...

Aggression and conflict management at fusion in spider monkeys

Aureli, Filippo, Schaffner, Colleen M

In social systems characterized by a high degree of fission–fusion dynamics, members of a large community are rarely all together, spending most of their time in smaller subgroups with flexible...

Importance of Achromatic Contrast in Short-Range Fruit Foraging of Primates

Hiramatsu, Chihiro, Melin, Amanda D., Aureli, Filippo, Schaffner, Colleen M., Vorobyev, Misha, Matsumoto, Yoshifumi, ...

Trichromatic primates have a ‘red-green’ chromatic channel in addition to luminance and ‘blue-yellow’ channels. It has been argued that the red-green channel evolved in primates as an...