Updated On: 02 October, 2013 12:02 AM IST | | PTI
'Black Swan' star Natalie Portman says she came to realise that motherhood was a full time job only after giving birth to her son.
The 32-year-old actress, who has a two-year-old son Aleph with husband Benjamin Millepied, loves being a mother but admits it a demanding job, Elle magazine reported.

Natalie Portman. Pic/Santa Banta