Mr Tiger, Betsy and the Golden Seahorse by Sally Gardner

https://thebookvoice.com/podcasts/2/audible/204988 to listen full audiobooks. Title: Mr Tiger, Betsy and the Golden Seahorse Series: Mr Tiger, Book 3 Author: Sally Gardner Narrator: Simon Russell Beale Format: mp3 Length: 1 hr and 47 mins Release date: 03-05-20 Ratings: 5 out of 5 stars, 3 ratings Genres: Fish & Marine Life Publisher's Summary: Crumble cakes! When Betsy joins Myrtle the mermaid in her underwater world, she discovers there may be monsters...shipwrecks, lost treasure and secret cities. A seapig's prize seahorse, Pudding Pie, has been stolen by a cantankerous giant octopus and Betsy and Mr Tiger must go to the rescue in their new submarine. But what happens when a tiger's whiskers and tail are simply too long to squeeze into forgotten dark caverns where even the moon cannot shine, and Betsy has to take the final steps of the adventure on her own?