Scientists are trying to save frogs – by making them poisonous again.
The numerous species of frog in question belong to the Atelopus group from Central and South America.
By nature, they are toxic, meaning they are less vulnerable to predators. Their toxins are so potent that a single frog can have enough poison to kill thousands of mice.
Many of these frogs have been bred in captivity after populations were devastated by a fungus, the deadliest wildlife pathogen in recorded history. In 2017, the Panama Amp...


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