CBMM

Guilherme Eler

ECOLOGY

Freshwater mangroves identified near the mouth of the Amazon River

Study expands the area occupied by this rare type of coastal ecosystem on the border between Pará and Amapá

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ARCHAEOLOGY

4,000-year-old arrowheads point to cultural exchanges between England and France

Half of artifacts from an archaeological site in Wales were made using British techniques and materials; the other half used methods and rocks from mainland Europe

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PSYCHOLOGY

Straight, gay, and bisexual people are more jealous of same-sex rivals

Survey involved 1,744 individuals from Brazil, Portugal, and Chile aged 17 to 51

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