Love the Life Lines series?
Four years of Frontiers‘ Life Lines columns are now available in book form. The original articles by Adrian Burton (@AdrianBurton_ on Twitter) are published together with Spanish translations by Manuel Peinardo Lorca. Improve your language skills as you explore the curiosities of the natural world.Download for free in PDF format or .epub format.
Hard copies are available for 15 Euros from the Instituto Franklin (Alcalá de Henares, Spain) or the Publications Service of the University of Alcalá de Henares, Spain.
Cover picture: Recent reports of polar bears (Ursus maritimus) consuming terrestrial foods have led some to conclude that these behaviors will allow polar bears to persist despite continuing sea-ice loss. However, available data suggest that terrestrial foods are insufficient to replace the marine mammal diet polar bears obtain on sea ice.
Central and background photos: ©Daniel J Cox/NaturalExposures.com