Dull-colored birds don't see the world like colorful birds do

Fall is here, and we see the leaves turning yellow, orange or red thanks to a trick of our vision: our brains categorize colors. Scientists have learned that birds with colorful markings do this too. But what about drab birds ...

How zebra finches learn to sing

Complex learning processes like speaking or singing follow similar patterns. Using the example of zebra finches, researchers at UZH and ETH Zurich have investigated how young birds imitate the courtship songs of their fathers ...

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