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“In terms of speed and the breadth of material now accessible to anyone in the world, this is really revolutionary,” says audio curator Greg Budney, describing a major milestone just achieved by the Macaulay Library archive at the Cornell Lab of Ornithology. Leer más.

Jeremy Holden examines our strange fascination with crocodiles – some of the planet’s longest-serving residents – and asks whether even 200 million years of evolutionary progress can withstand mankind’s modern pressures. Leer más.

Wood frogs have a rather unconventional approach to surviving winter: they simply freeze solid. Flooding their bodies with glucose – which protects delicate cell structures from being shattered by ice – the frogs emerge in spring unscathed by a process that would prove fatal for most other creatures. Leer más.

Sanabria es una conocida zona Zamorana, famosa, esntre otras cosas, por poseer el mayor lago de origen glacial de la Península Ibérica. Lindante con Galicia, se trata de una interesante área de transición entre el mundo eurosiberiano y el mediterráneo, que la dota de una variada fauna y flora. Leer más.