North West and Penelope Disick photo shared by Kim Kardashian

On Friday, proud mom Kim Kardashian, 33, shared on her Instagram account a pic with her 1-year-old niece Penelope Disick hugging her 7-months-old daughter North West, along with the caption, “BFFs.”

Kim Kardashian/Instagram

“The Keeping Up with the Kardashians” star also posted two pictures on Jan. 17 on her Instagram page.

One of them shows her daughter North smiling, captioned “MyWorld,” and in the other her fiancé Kanye West is pictured with their adorable daughter, with the caption “MyFamily.”

Kim Kardashian/Instagram

Kim Kardashian/Instagram

Below are pictures of North West posted by the reality star over the course of time.