Ecotourism giving rare iguanas a sweet tooth

Ecotourists feeding grapes to rock iguanas on remote islands in the Bahamas have given them a sweet tooth and high blood sugar, researchers said Thursday, warning of unknown effects on the health of the vulnerable reptiles.

Remote islands: Stepping stones to understanding evolution

For millions of years, remote islands have been hotbeds of biodiversity, where unique species have flourished. Scientists have proposed different theories to explain how animals and plants colonize and evolve on islands but ...

Native bushland's fertility secret

In hotter, dryer conditions with climate change, a secret agent for more sustainable agricultural production could lie in harvesting the diverse beneficial soil microbiome in native bushland settings, scientists say.

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