Scientists have published what is likely the first-ever scientifically recorded birthing migration for the critically endangered scalloped hammerhead shark (sphyrna lewini). The satellite-tagged shark—an adult female displaying ...
Plants & Animals
Sep 9, 2025
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It's beautiful, ethereal: When we hear the sound of the Swainson's thrush in the Pacific Northwest's woods, we know our summer is truly here. Our bird is back, with its signature song gracing our long, summer twilights.
Plants & Animals
Aug 21, 2025
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In recent years, the hedgehog population has declined. In 2021, they were redlisted. Hedgehogs are a threatened species in Norway and several other European countries.
Plants & Animals
Feb 28, 2025
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Two tiny tortoises emerged from their burrows as soon as they detected Brian Henen's footsteps, eager for the handfuls of bok choy and snap peas that would soon be tossed their way.
Plants & Animals
Jan 1, 2025
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In space exploration, long-distance optical links can now be used to transmit images, films and data from space probes to Earth using light. But in order for the signals to reach all the way and not be disturbed along the ...
Optics & Photonics
Oct 30, 2024
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63
A new study from researchers at the Smithsonian's National Zoo and Conservation Biology Institute (NZCBI) shows environmental conditions in migratory birds' winter homes carry over to affect their ability to survive spring ...
Plants & Animals
Oct 4, 2024
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Brown treesnakes are not indigenous to Guam. The species arrived shortly after World War II, perhaps aboard shipping vessels. Since then, they have caused the local or total extinction of most native forest bird species.
Plants & Animals
Jul 30, 2024
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A team of researchers at the University of Rhode Island and Nova Southeastern University in Florida have been tracking a 26-foot endangered whale shark—named "Rio Lady"—with a satellite transmitter for more than four ...
Plants & Animals
Jul 24, 2024
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306
Adequate food supply is a fundamental need and requirement for survival. To protect a species, it is often very helpful to know what that species prefers and frequently consumes. Through the analysis of DNA traces in the ...
Ecology
Dec 7, 2023
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302
As you watch Morpho butterflies wobble in flight, shimmering in vivid blue color, you're witnessing an uncommon form of structural color that researchers are only beginning to use in lighting technologies such as optical ...
Nanophysics
Oct 12, 2023
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