'That's crazy': Twins born with key difference

A mum who gave birth to twins has been left shocked by the difference in their sizes.

Ciara, a mother-of-two in the US, has shared a video showing her son Walker and daughter June when they were born in a video on TikTok.

Walker was born weighing 3.2 kilos and June weighed just 1.8 kilos.

"The doctors said my twins were the biggest difference in size they have seen," she shared.

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The brother and sister, now toddlers, are still noticeably different in size. Their proud mother added text overlay to recent footage of her children which read: "They are now 18 months and have consistently stayed the same size difference."

The couple also shares a four-year-old son, Owen.

"Walker ate everything man. They're adorable," one TikToker commented.

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"Walker ate all June food that's why he need to share lol soo cute," another shared, to which Ciara commented: "Haha and now she can out eat him any day!"

A fellow twin commented: "I'm a twin I am I'm a woman and 5'11 and my twin sister is 5'1 love to see other twins like us."

"Possibly conceived a couple weeks apart," one TikToker suggested, to which Ciara responded: "They think a couple of days!"

"My husband and his twin lol!!! I think his brother might've been 8 something and he was like 5.. his mom didn't know she was carrying twins," one TikToker shared.

"My boys were born 1 kilo difference," another shared.

"That's the same size my twin and I were! Trust me my brother is much taller than me now lol!!" another commented.