Some animal shelters ran out of pets, dog adoption rates surged, and adoptable kittens disappeared.

一些动物收容所的宠物用完了， 狗的收养率飙升， 可收养的小猫消失了。

3 percent of the mother-child connections in our data are wrong, which could match the adoption rate in the US pre-Second World War.

我们数据中 3% 的母子关系是错误的，这可能与二战前美国的收养率相当。

Using DNA, we found that. 3 percent of the mother-child connections in our data are wrong, which could match the adoption rate in the US pre-Second World War.

使用DNA，我们发现我们数据中有 0.3% 的母子关系是错误的，这可能与二战前美国的收养率相当。