Inequality not inevitable among mammals, study shows

Because literature and film so often depict nature as inherently unfair, people assume that animals live in a "dog-eat-dog world." Inequality might seem like an inevitable fact of life, but a new analysis of data for 66 species ...

Repentant ranchers rescuing Colombian wildlife

Two newborn pumas and a convalescing porcupine share a room in the home of the Zapata family, which has renounced livestock farming to focus on stewardship of the Colombian Amazon and its animals uprooted by deforestation.

Female monkeys with female friends live longer

Female white-faced capuchin monkeys living in the tropical dry forests of northwestern Costa Rica may have figured out the secret to a longer life—having fellow females as friends.

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