United Kingdom, July 27 -- Sam Smith is feeling "maternal" and "hungry" to have children.

The 34-year-old singer - who identifies as non-binary and uses gender neutral pronouns - was inspired by their mum Kate Cassidy for new single Oh Mother and admitted parenthood is something they have been thinking about more often in recent times.

Sam, who is engaged to fashion designer Christian Cowan, told BBC Radio 2 Breakfast Show host Sara Cox: "'In this song I was just trying to access my mum's fury and protection that comes to save the day when a child gets hurt or heartbroken.

"As I'm getting older I feel like I'm becoming more maternal and more definitely hungry one day to have children myself and things like that.

"So it definitely felt...