To improve their position in the hierarchy, many ape species have to make pacts between individuals to gain power.
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Humans aren't the only ones who enjoy toys. Studying how other primates do it can help us understand why males choose more objects with wheels.
The 'Labroides dimidiatus' takes care of its reputation by providing personalized service to its clients, has a long-term memory, caresses predators, changes sex and recognizes itself in the mirror
Several studies indicate that older people show a tendency to reduce negative emotions, something that also occurs in chimpanzees.
A study shows that dogs are more optimistic when participating in entertainment that requires the use of smell.
A recent study has shown that the development of communication in chimpanzees is similar to that of children.
Great apes, elephants and dolphins are known for their altruistic behavior.
Species that live in groups have different methods of communicating their preferences.
Some animal species learn to recognize predators and change their behavior to survive, even inside the egg.
A new study indicates that yes, but only when we share motor skills.