Sentences with phrase «feather pecking»

«What you would really like, of course, is to mark flocks of hens that are at risk to develop feather pecking as early as possible, so preferably before they even move to the laying farm.»

At higher densities, hens are more evenly distributed across all areas of the house, including the litter, which may explain their lower levels of aggression and feather pecking (DEFRA, 2007).

Bestman, Monique and Wagenaar, Jan - Paul (2003) Farm level factors associated with feather pecking in organic laying hens.

Not exact matches

He will be casually pecking at the ground, sucking worms up through the soft earth and muttering little clucks to himself, when suddenly he will stop, fix his gaze on me, ruffle up his feathers as if he were rolling back his shirt - sleeves, lower his head and charge.

The birds often peck at each other's feathers, causing painful scars, bleeding, and even death.

«Instead of pecking at the floor, for instance, they start pecking at each other's feathers,» Rodenburg says.

These bruisers can top the scales at over 15 kilograms, and fight for more than an hour, pecking each other's faces and eyes and mussing their opponents precious moustache - like feathers.

KNOXVILLE — A study of aggression in monk parakeets suggests that where they stand in the pecking order is a function of the bird's carefully calibrated perceptions of the rank of their fellow - feathered friends.