Why did my ex asked to see a picture of my stomach?


I am 3 months pregnant. My child’s father didn’t want the baby and left and told me I’d be raising the baby alone. We have been in no contact for about a month. And he blocked me everywhere today he unblocked me and texted me asking for a picture of my stomach and was checking up on me see how i was doing
Why did my ex asked to see a picture of my stomach?
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