In an effort to understand the factors behind the global decline in amphibians, researchers compared age, body size, and different indicators of reproductive investment, as well as prey availability, in natterjack toads from managed agrosystems and adjacent natural pine groves in Southwestern Spain.
image info
Amplexing couple of natterjack toads (Epidalea calamita) See paper for more details. Image Mar Comas, CC BY 4.0, 2017.
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