New Scientist - USA (2021-07-17)

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17 July 2021 | New Scientist | 39

of frogs in the wild in which the disease
has been eradicated.
Now there is a feeling among
conservationists that we have to protect our
remaining frogs before they croak their last.
“It’s such a race against time, because as this
fungus spreads further, it’s affecting more
and more species,” says conservationist
Jonathan Kolby. “It’s not being controlled at
all and we’re running out of clean habitat.”
Failing to put the brakes on this situation
would be disastrous, and not just because
frogs are beautiful animals that act as linchpins
for their ecosystems. We have also recently
learned first-hand how terrible it can be

Frogs in trouble


Amphibians are suffering


their own global outbreak


of a terrible disease.


Can we turn the tide on it?


Krista Charles investigates


U


P IN the mountains of northern
Majorca, a group of toads live in a series
of rocky, rain-fed pools. They aren’t
much to look at, with their spotted, greyish-
brown skin and pale underbellies. But they are,
in their own way, very special amphibians.
If you had visited the rocky pools a few years
ago, you would have found the toads in an awful
state: those not dead would have been lethargic,
some with red, peeling skin. They were infected
with a deadly fungus that has been careening
through the world’s amphibians, and has
already wiped out dozens of species of frogs,
a group of animals that includes toads. The
Majorca midwife toads are the only species >

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