The horrific breeding conditions of puppy mills produce unhealthy puppies that are poorly socialized to other dogs and humans. (schnauzers-rule.com)
Although this process is well understood in breeding conditions and in the lab, it is still largely unclear how often and how rapidly it takes place under natural conditions. (sciencedaily.com)
He or she will be able to offer valuable advice and will make sure that your birds are in proper breeding condition. (thesprucepets.com)