根据短文理解，选择正确答案。

    Can animals become online stars in one night? Look at the following animals. Some have funny faces. Some can do amazing things. Others travel around the world. And thanks to(多亏了) their owners, they all have many fans on the Internet. Let's find out who they are.

Loki, US

    Loki is a wolf dog . He likes to be in nature. So his owner Kelly Lund often takes him into the wild. The pair go camping and hiking around mountains and lakes. They also do sports like skiing and snowboarding (滑板滑雪). Lund has an Instagram (a kind of program like WeChat)page for Loki. And the dog has caught the hearts of about 976,000 fans.

 Darcy, Japan

    Meet Darcy, the world's cutest hedgehog (刺猬). Darcy became famous in 2013. Her owner posts photos of her everyday life online. In those photos, Darcy poses in different places like shoes,plates, talks with Father Christmas and naps in her owner's hand. These won her about 360,000 fans online.

Grumpy Cat, US

    Grumpy Cat (“不爽猫”) became famous online in 2012. That's because she has a funny, angry face. In fact, the cat was born with an illness. So she always looks grumpy. But many people like her. Her face is on different things like T-shirts, calendars and cups. She was on TV shows and played a role in her own film. She also “wrote” two books. So far, she has made 64 million pounds (about 610 million yuan)!