All of Switzerland’s threatened frog species’ populations ‘exploded’ when scientists began a simple pond-building campaign. Particular among the web-footed beneficiaries were the European tree frog, whose numbers have quadrupled since 1999, as have the numbers of areas they can be found. While protection laws in the Swiss canton of Aargau for their suite of frog, […]
The post Endangered Frogs See ‘Population Explosion’ After 422 Ponds Were Built in Switzerland appeared first on Good News Network.
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