WATCH: Pregnant Moana Hope takes on a troll over parent shamingAfter 24 long hours of labour, Moana took to Instagram on Sunday night to announce her son's arrival, as did her model wife Isabella Carlstrom.But the proud new mums held off on sharing their second child’s name and gender until Monday evening, when Moana shared a slew of touching photos from their first hours as parents of two.“We are proud parents of this beautiful little baby boy. His name is Ahi Joseph Carlstrom 24.6,” Moana captioned the first slide, a close up of Ahi’s sleeping face.“Coming in at almost 4kgs, we endured 24 hours of labour that was the hardest and most challenging thing I’ve ever done in my life both physically and emotionally.”Moana and wife Isabella admire their baby boy.Moana concluded: “It brought us to the most beautiful little boy.