饲养者可以凭借着本国动物身份证明系统注册，但那完全是自愿的。
Owners can register via the National Animal Identification System, but it is strictly voluntary.
批评者认为没有绝育系统是百分之百有效的，饲养的鱼类将不可避免地逃出来。同时，这种基因工程三文鱼对野生三文鱼的冲击也是未知的。
Critics say that no sterilization system is perfect, farmed fish invariably escape and the impact of a genetically engineered salmon on wild stocks is unknown.
如果饲养者有家庭问题的话，那么猎狼就会因为压力而导致胃部不舒服，他们会有消化系统的强烈的不舒适感和神经质的举动。
Borzois are extremely sensitive to stress and can end up literally sick to their stomachs, with severe digestive upsets and neurotic behaviors, if the people in their home are having family problems.
如果饲养者有家庭问题的话，那么猎狼就会因为压力而导致胃部不舒服，他们会有消化系统的强烈的不舒适感和神经质的举动。
Borzois are extremely sensitive to stress and can end up literally sick to their stomachs, with severe digestive upsets and neurotic behaviors, if the people in their home are having family problems.
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