Article continues below advertisementZoe Saldaña bared her backside in an ultra-revealing new photo.The actress, 47, turned around and exposed her butt to the camera on Wednesday, December 24.Saldaña's buttcheeks were on full display in a tiny thong, black sheer tights and a crop top that slipped off her shoulders. She wore her hair in a high bun, which highlighted several gold earrings.Article continues below advertisementSource: @zoesaldana/InstagramZoe Saldaña posed in her underwear.