Peruvian Harlequin Toad (Atelopus peruensis), family Bufonidae, endemic to fast-flowing mountain streams at higher altitudes in the Andes mountains of Peru

CRITICALLY ENDANGERED.

Once thought to be extinct in the wild, they had not been seen since 1998.

The species was rediscovered in 2026 in the Áncash Department or Peru.

Panama’s golden frogs beat extinction

The amphibians are returning to the wild 17 years after a deadly fungus nearly wiped them out.

It’s been 17 years since the bright yellow Panamanian golden frog (Atelopus zeteki) hopped through its native habitat. But after nearly two decades of hard work, conservationists are finally reintroducing a new generation of the tiny fluorescent amphibians back into the tropical island’s ecosystem. It wasn’t that long ago that golden frogs were staring down almost certain extinction. The saga began in the late 1980s, when an invasive fungus called Batrachochytrium dendrobatidis (Bd) arrived in lower Central America. Soon, Bd spores spread throughout Panama. The fungal spores had no difficulty traveling through water—and because golden frogs only live close to streams, they soon encountered the fungus themselves...

Variable Harlequin Toad (Atelopus varius), family Bufonidae, Costa Rica

CRITICALLY ENDANGERED.

This species has been gravely impacted by the chytrid fungus, but they are slowly recovering.

Condoto Stubfoot Toad (Atelopus spurrelli), family Bufonidae, Colombia

Poisonous.

Though populations have declined for this species in some areas, due to habitat destruction and chytrid fungus, over all the species is doing okay.

Cayenne Stubfoot Toad (Atelopus flavescens), family Bufonidae, French Guiana

Vulnerable.

This species is quite variable in coloration and pattern.

Limosa Harlequin Toad (Atelopus limosa), in amplexus (mating embrace), family Bufonidae, endemic to Panama

CRITICALLY ENDANGERED.

Endangered due to the chytrid virus and habitat loss.

Variable Harlequin Toad (Atelopus varius), family Bufonidae, Costa Rica

CRITICALLY ENDANGERED.

This species has been gravely impacted by the chytrid fungus, however they are slowly recovering.