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Changing climate, changing landscape: monitoring the vast wilderness of interior Alaska

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  National Park Service plant ecologist Carl Roland lives in Alaska, where climate change is palpably present. Ecologists have predicted major landscape-scale changes in the future of the Alaskan interior, with a potential shift from the iconic black and white Read more ›

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Immersed in the clouds: Interview with tropical cloud forest researcher

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There is a world within the canopy of a tropical cloud forest that not many people get to see. In this unique ecosystem – maintained by the exceptionally wet microclimate of cloud cover—orchids, moss, lichens and other epiphytes grow in Read more ›

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The abandoned mutualist: When ants take their business elsewhere

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Ant-plant mutualisms are ubiquitous in tropical areas. In these examples of cooperation in nature, plants provide nutrition and shelter for ants that live on their leaves and branches. In return, the ants provide defense, kicking out (or even killing) any Read more ›

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Battles of the sexes: Competition and evolution in tropical hummingbirds

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In this edition of Field Talk, we catch up with Ethan Temeles, a biologist at Amherst College, who tells us a tale of competition among the sexes in Caribbean hummingbirds – competition so severe that it drives their evolution. The Read more ›

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The Sacrificial Sibling Hypothesis

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The success of an animal or plant is determined by how many offspring it produces. But in some cases, not all offspring are created equal. In the February edition of Field Talk, Jaboury Ghazoul of the Swiss Federal Institute of Read more ›

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