Koehler found that the upper limit of both capacities for pigeons was five points, for parakeets and jackdaws six, for ravens, Amazons, gray parrots, magpies and squirrels, seven. (religion-online.org)
New Zealand and Australia still supply only 3 - 5 percent of China's sheep and goat meat consumption, industry experts say, with New Zealand reaching the limit of capacity. (cnbc.com)