I wonder what...

Meaning

I'm curious about...

Examples

• John: I saw a strange bird in the park today.
• Alice: Oh really? <b>I wonder what</b> kind of bird it was?
• John: I'm not sure, it was quite unusual. <b>I wonder what</b> its song sounded like.
• Alice: You should try to find out! Maybe there's a bird identification app.