If you're a cat lover, you might have already seen this video. Its ability to jump is surprising, but more than that, its serious expression while attacking its prey - a favorite mouse toy - is very charming:

Of course, it hasn't always been able to jump like this.

Below, a video documenting its transition from adorable kitten to jumping expert has been put together. You can also see how the camera work improves over time too:

By - grape Japan editorial staff.