'Baby Nina': Shanina Shaik posts adorable throwback snap of when she was a little girl

She's the leggy model known for her nonchalant demure. 

But Shanina Shaik, 25, showed a more cheeky side to her personality as she posted an adorable flashback of her pre-school years on Tuesday. 

The snap shared to Instagram, showed the brunette beauty beaming to the camera with her short curls out and fringe popped into a blue teddy bear clip. 

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My how you've changed! Shanina Shaik showed a more smiley faced side as she posted an adorable flashback of her pre-school years on Tuesday

The smiley faced tot is a stark contrast to the pouty model she is today, known for gracing her lithe physique on runways such as Victoria's Secret. 

She attributes her slimline body to a healthy diet - in her latest Instagram post, the brunette hinted she was going vegan.

Shanina shared an image of what looks to be a vegan spread as she enjoyed some food at Plant Food + Wine in Miami.  

Something borrowed: Shanina Shaik steals her fiance DJ Ruckus's Prince T-shirt for Miami night out 

The Australian model had previously spoke about her diet, explaining that she's a big fan of sweet food.

'I like to eat a lot of protein and vegetables, [and] drink lots of water,' she told Sunrise.

'I love my food, I love chocolate, I like ice cream, so I'll eat it every now and then.'

Going vegan: The model seems to be embarking on a no-animal product diet

Sacrifice: By going vegan, Shanina will have to live without the cakes and dairy-filled sweets she loves

Her Instagram feed often features foody posts, and it was only a few weeks ago she celebrated National Burger Day with a throwback photo of her eating one at the Victoria's Secret Fashon Show after-party.

Shanina had previously said she was a fan of the blood-type idet.

I base my diet around eating for my blood type, which for me means more protein and not so many carbs,' she told Harper's Bazaar back in 2014.

No more burgers: Meat will also be off the menu

Healthy: Shanina does enjoy a healthy diet and often eats vegetarian things already

'I’m a big meat eater, which is recommended for my blood type - it’s a lot of protein and vegetables for me.'

The model is currently there for the annual Art Basel event, and even admitted to stealing one of her fiance, DJ Ruckus's T-shirts for one night out.

'Borrowing my man's shirt again and making it my own,' Shanina captioned a separate photo while wearing a Prince Purple Rain album shirt.

Party girl: Shanina is currently in Miami for Art Basel with her pals

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