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COSTA RICA

Researchers embedded GPS devices in decoy sea turtle eggs to track poaching patterns. In their first field test, five of the 101 decoys (which had similar size, weight and texture to real eggs) traveled significantly, potentially reaching consumers.

LATVIA


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DNA harvested from a 700-year-old public toilet in Riga (as well as a 600-year-old cesspit in Jerusalem) will help researchers examine how human microbiomes have evolved over time. Microbial DNA from both sites matches some species common in modern hunter-gatherers and some in today's city dwellers.

ANTARCTICA

New analysis suggests a 50-million-year-old foot bone found on Seymour Island comes from a species of bird whose wingspan reached 6.4 meters across. The researchers also attributed part of a large jawbone with toothlike structures to the species.

MADAGASCAR

In a Madagascar garden, researchers found several Voeltzkow's chameleons—a rare species whose females can change from green to a vivid black, white and blue when excited. The short-lived species had not been documented for more than 100 years, and no females were previously recorded at all.

INDONESIA

New research shows that fluffy but venomous slow lorises frequently bite one another to settle territorial disputes—a rarity in venomous animals.

AUSTRALIA

An enormous, newfound coral reef off the continent's northern coast is taller than the Empire State Building, rising more than 500 meters above the seafloor. Considered part of the Great Barrier Reef, it is the first detached reef structure discovered there in 120 years.

Sarah Lewin Frasier is Scientific American's assistant news editor. She plans, assigns and edits the Advances section of the monthly magazine, as well as editing online news. Before joining Scientific American in 2019, she chronicled humanity's journey to the stars as associate editor at Space.com. (And even earlier, she was a print intern at Scientific American.) Frasier holds an A.B. in mathematics from Brown University and an M.A. in journalism from New York University's Science, Health and Environmental Reporting Program. She enjoys musical theater and mathematical paper craft.

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Scientific American Magazine Vol 324 Issue 1This article was originally published with the title “Quick Hits” in Scientific American Magazine Vol. 324 No. 1 (), p. 18
doi:10.1038/scientificamerican0121-18b