These statistics are huge studies based on up to 500,000 or so dogs of all different breeds. (starstrucklabradors.com)
In the nooks and crannies of Greenberg's huge study one can discern this outlook: homosexual and bisexual behavior probably is spreading to larger portions of the society, and this constitutes no basic threat. (religion-online.org)
Huge studies like this tend to overlook benefits of supplements for certain subgroups of individuals. (mindbodygreen.com)