Cute story on vampire bats on the BBC Earth News website.
Recent news Vampire bat food sharing is more complicated than a strict short-term exchange of a singe commodity. They do not use previous short-term experience as the sole predictor (a literal interpretation of tit-for-tat). Food sharing is based on long-term social bonds which are fairly consistent and robust to experimental perturbations among females (manuscript in … Continue reading What are “prosocial” preferences? (+ news and updates)