DNA reveals the past and future of coral reefs

New DNA techniques are being used to understand how coral reacted to the end of the last ice age in order to better predict how they will cope with current changes to the climate.

Surveying an island invaded by toads and frogs

A study of invasive toads and bullfrogs on Sado Island in the Sea of Japan offers insights into the threat of invasive species worldwide. Kiyoto Sawada and colleagues at the University of Tsukuba in Japan discuss their findings ...

Clarifying the chaos of narwhal behavior

Researchers have used the mathematical equations of chaos theory to analyze the data from long-term monitoring of an electronically tagged narwhal. They have extracted previously undetected diurnal patterns within what initially ...

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