Vision stimulates courtship calls in the grey tree frog

Male tree frogs like to 'see what they're getting' when they select females for mating, according to a new study by Dr. Michael Reichert from the University of Wisconsin-Milwaukee in the US. His work, which is one of the ...

Ponds are disappearing in the Arctic

Ponds in the Arctic tundra are shrinking and slowly disappearing, according to a new study by University of Texas at El Paso (UTEP) researchers.

Small lakes and temporary ponds release CO2 even when dry

Temporary lakes and ponds emit CO₂ even when they are dry, and dry areas emit a larger amount of carbon into the atmosphere. This phenomenon, described now for the first time, could have an impact on the global carbon cycle ...

Pond water reveals tropical frogs

Globally, there are almost 7,000 species of frogs, the majority of which occur in the tropics. In order to systematically survey their distribution and detect population trends, experts until recently had to stake out the ...

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