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Human disturbance of Bewick's Swans is reflected in giving-up net energy intake rate, but not in giving-up food density

Abel Gyimesi, Auteur ; Marycha S. Franken, Auteur ; Nicole Feige, Auteur ; Bart A. Nolet, Auteur

Dans Ibis (154(4) OCT 2012)

Measuring the food left in experimental trays when study organisms cease feeding on them [so-called giving-up densities (GUDs)] is an accepted technique for assessing predation risk and disturbance. However, in natural settings, accessibility an[...]

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