Humans aren't the only animals with complex culture, but researchers point to one feature that makes ours unique
Of the 8.7 million species on Earth, why are human beings the only one that paints self-portraits, walks on the moon and ...
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With biological and cultural diversity at literal crossroads in the tropics, a new approach is needed (commentary)
The tropics are celebrated as hotspots of biological diversity and renowned as supply houses for food, fiber and pharmacies.