动物世界的那些事儿

A young "hebra," an offspring from a female zebra and a male horse, was born at a safari park in Stukenbrock, Germany in 2007.

2007年，在德国施图肯布罗克的一家野生动物园中，诞生了一匹母斑马与公马杂交的小马驹。

a horse of a different color: 完全是另一回事

例句：Taking the exam is one thing but passing it is a horse of a different color.

考试是一回事，而通过考试又是另一回事。