in Animals A hippo’s wide open mouth is big… by Chirag Chauhan April 25, 2018, 8:47 pm 340 Views A hippo’s wide open mouth is big enough to fit a 4-foot-tall child in. hippo Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website By using this form you agree with the storage and handling of your data by this website. *