Jolie with her adoped son

Angelina Jolie was overheard saying that she is expecting a girl.

Brad Pitt and pregnant Angelina Jolie visited a game reserve with their kids Maddox and Zahara - enjoying privacy as lions keps paparazzi away.

It is reported that Angelina Jolie went to Namibia for the birth of their child so Maddox, 4, and Zahara, 15 months, will have a brother or sister who's a citizen of an African nation.

Angelina Jolie, 30, traveled to Africa many times in her role as a goodwill am bassador for UNICEF. Her youngest adopted baby Zahara was born in Ethiopia.

However, People magazine bets on a girl for Angelina. In the recent issue they quote an observer who overheard Angelina Jolie saying, "We think it's a girl, but we're not 100 percent certain."

While shopping in Paris, Brad Pitt and Angelina Jolie bought baby dresses, socks, a bonnet and a layette - all in shades of pink.

But the couple also picked up a gray T-shirt with the word "boy" on it, just in case.

Brad Pitt and Angelina Jolie expect their first biological child reportedly on May 18.