Ultrasonic sounds of the rainforest

Research aimed at developing ultrasonic microphones with insect-like sensitivity is to continue in the rainforests of Colombia and Ecuador.

Suriname forest reveals 46 new species

A "cowboy frog" and a "crayola katydid" are among 46 new species that have been discovered in the dense forests of the tiny South American nation of Suriname, scientists said Wednesday.

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