Healthy-looking ochre sea stars have minimal genetic difference from those displaying symptoms of sea star wasting syndrome, say Oregon State University researchers who examined whether genetic variation was the reason some ...
Ecology
Feb 1, 2022
0
18
In a paper published Nov. 4 in the journal Current Biology, Zak Swartz, a postdoctoral researcher at Whitehead Institute, along with researchers in the lab of Whitehead Institute Member Iain Cheeseman and collaborators at ...
Plants & Animals
Nov 5, 2021
0
657
One of the largest and most important finds of exquisitely preserved Jurassic echinoderms—spiny-skinned marine animals such as starfish and sea urchins—has been uncovered by a University of Birmingham Research Associate.
Paleontology & Fossils
Jul 22, 2021
0
333
Karina Brocco French explains that sea stars are like butterflies: They go through metamorphosis.
Plants & Animals
Apr 5, 2021
0
461
Warming events are increasing in magnitude and severity, threatening many ecosystems worldwide. As the global temperatures continue to climb, it also raises uncertainties as to the relationship, prevalence, and spread of ...
Ecology
May 29, 2020
0
407
In the kelp forests of Tierra del Fuego, at the southernmost tip of South America, the relative abundance of kelp, sea urchins, and sea stars has not changed significantly since 1973. Alan Friedlander of the National Geographic ...
Plants & Animals
Mar 11, 2020
0
641
Scientists have shown for the first time that brittle stars use vision to guide them through vibrant coral reefs, thanks to a neat colour-changing trick.
Plants & Animals
Jan 2, 2020
0
476
First the sea stars wasted to nothing. Then the purple urchins took over, eating and eating until the bull kelp forests were gone. The red abalone starved. Their fishery closed. Red sea urchins starved. Their fishery collapsed. ...
Ecology
Oct 21, 2019
9
1889
The culprit might be many microbes. Since 2013, a gruesome and mysterious disease has killed millions of sea stars along the West Coast from Mexico to Alaska—making the animals turn to goo, lose their legs, and pull their ...
Ecology
Nov 7, 2018
0
21
In 2012, environmental systems graduate student Lauren Schiebelhut was collecting DNA from ochre sea stars living along the Northern California coast—part of an effort to study genetic diversity in various marine species ...
Ecology
Jul 20, 2018
0
152
