Three Humboldt penguin chicks born between April and June this year at Byculla's Veermata Jijabai Bhosale Zoo and Botanical Garden, popularly known as Ranibaug, were christened on Friday, a civic official said. Mumbai: Three Humboldt Penguin Chicks, Coco, Stella and Jerry Christened at Veermata Jijabai Bhosale Udyan and Zoo (Watch Video).