Meet the extraordinary frog whose stomach became its nursery. Native to Queensland, Australia, the gastric-brooding frog (genus Rheobatrachus silus) exhibited a form of parental care like no other: after external fertilisation, the female swallowed her eggs and brooded the embryos in her stomach until fully formed froglets emerged. What makes it truly remarkable: Instead of digesting the eggs, the mother’s stomach suspended acid secretion and adapted structurally to act like a womb — the tadpole