In evolutionary terms, fitness is defined as an organism's ability to survive and reproduce its genes into the next generation.

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Former President Barack Obama admitted he's trying to dig out of a 'deep deficit' with wife Michelle Obama, a quip he made ...

Learn more about complex compositionality, an ability to combine words and calls that humans and bonobos apparently share.

A new study finds bonobos combine sounds in complex ways, offering clues to the early roots of human language and how ...

Chimps apply engineering skills to select tools with the right characteristic for hunting termites. This can teach us more ...

The debate over human uniqueness is shifting as data has emerged suggesting that other animals can also generate cultural ...

Humans are not the only species to combine concepts to build more complex meaning, a new study found. Bonobo chimpanzees ...

The world's top expert on wild chimpanzees, who turns 91 on April 3, 2025, as been a champion of animals and the environment ...