Why parrots sometimes adopt—or kill—each other's babies

Infanticide and adoption in the animal kingdom have long puzzled scientists. While both males and females of many species are known to kill the babies of their rivals to secure sexual or social advantage, other animals have ...

The future of urban mobility in emerging economies

Urbanization presents major challenges not only for industrialized nations, but also for emerging countries, particularly when it comes to their future transport infrastructure. The "Emerging Urban Mobility" study carried ...

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