Researchers have documented orcas seemingly gifting rays, seals and fish to scientists and divers, which could suggest they have theory of mind and engage in altruism – even across species
Več na: https://www.newscientist.com/article/2486216-orcas-are-bringing-humans-gifts-what-does-it-mean/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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