Stressed-out young oysters may grow less meat on their shells

Early exposure to tough conditions—particularly warmer waters and nightly swings of low oxygen—could leave lasting scars on oysters' ability to grow meaty tissue. A team of biologists at the Smithsonian Environmental ...

Researchers unlock genomic secrets of scaly-foot snail

Despite an extreme environment characterized by high pressure, high temperature, strong acidity and low oxygen levels resembling living conditions in prehistoric times, hydrothermal vents harbor a diverse population of creatures, ...

Faster heartbeat helps deer mice to survive at high altitudes

Mice living at high altitudes in the American West carry a genetic variant that increases their heart rate, helping them cope with the low oxygen levels that occur at high elevations. Rena Schweizer of the University of Montana ...

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