Once thought extinct, bizarre horned frog reappears in Ecuador

This strange frog, which incubates eggs on its back, disappeared for more than a decade before being rediscovered.

Unseen for more than a decade, the enigmatic and endangered horned marsupial frog has reappeared in an Ecuadorian forest, to biologists’ delight.

The frog’s looks are striking: It has horn-like skin flaps above its eyes and irises of gold. But this nocturnal tree-dweller is best known for its bizarre reproduction, which recalls a kangaroo’s. Eggs develop in a pouch on the mother’s back, and they hatch out as fully formed froglets rather than tadpoles. (See "5 Strange Ways Animal Mothers Carry Their Babies.")

A team of biologists discovered the frog while exploring a remote part of the Chocó region in western Ecuador, just outside the Cotacachi-Cayapas Ecological Reserve. The biologists, from the conservation and ecotour group Tropical Herping,

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