The Eiffinger's tree frog (Kurixalus eiffingeri), found on Ishigaki and Iriomote islands in Japan, has a unique biological adaptation: its tadpoles do not defecate during their early developmental ...

While in search of dinosaur fossils, a team of Argentine and Chinese scientists in Argentina found something else instead: parts of a tadpole’s skull and backbone, preserved in a slab of sandstone.

When tadpoles become frogs, their body shape isn't all that changes. The vast majority of frogs and toads begin their lives as aquatic larvae before they undergo a process known as metamorphosis.

Scientists are studying Nectophrynoides frogs that give birth to live young. This unique reproductive method helps them ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. It looks dead for months, its body packed with ice. But ...