4.And a zoo in Brazil is celebrating the birth of a rare Pigmy hippopotamus by inviting visitors to vote on its name.So far, the zoo has selected four names to vote for, including Kirdina, and Lola.

• 巴西一家动物园正在庆祝一头稀有的矮种河马出生；并邀请参观者投票决定其名字.；迄今为止；动物园已经给她选了4个名字；包括柯蒂那和罗拉