Famous chimpanzees solved puzzles that changed how humans understood intelligence, but their move to Berlin had a tragic ending

Pioneering chimpanzee experiments revealed advanced intelligence and problem-solving skills. These apes demonstrated insight, challenging human uniqueness in reasoning. After their research, the chimpanzees faced harsh conditions in Berlin. Their welfare declined, and their lives were largely overlooked by history. New research highlights their forgotten stories and ethical responsibilities in science.

By TOI Science Desk