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Cuckolded males sing louder

https://www.mpg.de/6299512/rock_sparrow_song-reproduction?filter_order=L

The song of male songbirds has the function of repelling rivals and attracting mates. Females often pay attention to certain features within a song, such as the “sexy syllables”, to assess the quality of the singing male. A team of researchers from the Max Planck Institute for Ornithology in Seewiesen and the University of Copenhagen, headed by Henrik Brumm, has now discovered that rock sparrows indicate their age and reproductive success with their songs and react to infidelity with a higher song volume. The scientists found that the tempo, pitch and amplitude of song reflect male reproductive success. Cuckolded males regardless of whether they were young or old, sang louder.
loss in their own nest by gaining more extra-pair young, whereas there is nothing else

Different from a computer: Why the brain never processes the same input in the same way

https://www.mpg.de/15182861/different-from-a-computer-why-the-brain-never-processes-the-same-input-in-the-same-way

The brain never processes the same information in the same way. Scientists at the Max Planck Institute for Human Cognitive and Brain Sciences have found out why this is the case and how it works. A decisive role plays a critical state of the neuronal networks.
If you direct it to something else, a first, strong brain response can still occur