Morphological changes in European goldfinches ( Carduelis carduelis ) released by bird trappers
Contributor(s):: Dominguez, J., Vidal, M., Tapia, L.
In Spain, several Autonomous Communities have granted licenses to capture European goldfinches (Carduelis carduelis parva) during the post-breeding period, from August to December. In Galicia (NW Spain) and other Autonomous Communities, after 5-7 months of captivity, many birds are released. We...
The effects of light intensity and light source on injuries due to pecking of male domestic turkeys ( Meleagris gallopavo )
Contributor(s):: Moinard, C., Lewis, P. D., Perry, G. C., Sherwin, C. M.
It has been shown that, in small groups of intact male domestic turkeys, supplementary ultraviolet (UV-A) radiation, visual barriers, and added straw (environmental enrichment) minimize the incidence of injurious pecking under incandescent light at 5 lux. This paper describes two experiments,...