Researchers recently conducted an open diffusion experiment to explore how capuchin monkeys learn novel behaviors, shedding light on the roles of social learning, observation, and affiliative ...
Catalogue of the Collection of Original Drawings belonging to M. Alexandre Vattemare, now exhibiting by the Artists' Fund Society, at their Hall, Chestnut above Tenth Street. Admission 25 ...
A young male nicknamed Joker was probably the first to start carrying a howler monkey baby on his back for days on end. Then a group of other young males started to copy him. Here a white-faced ...
Catalogue of the Collection of Original Drawings belonging to M. Alexandre Vattemare, now exhibiting by the Artists' Fund Society, at their Hall, Chestnut above Tenth Street. Admission 25 ...
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