For centuries, naturalists have puzzled over what might constitute the head of a sea star, commonly called a "starfish." When looking at a worm, or a fish, it's clear which end is the head and which is the tail. But with ...
Plants & Animals
Nov 1, 2023
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2586
A new study by SFU marine ecologists Jessica Schultz, Ryan Cloutier and Isabelle Côté reveals that the mass mortality of sea stars has resulted in a domino effect on Howe Sound marine ecology.
Ecology
Jun 23, 2016
0
160
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
Christopher Cameron of the University of Montreal's Department of Biological Sciences and his colleagues have unearthed a major scientific discovery - a strange phallus-shaped creature they found in Canada's Burgess Shale ...
Archaeology
Mar 13, 2013
14
0
Have you ever seen a sea star move? To many of us, sea star seem motionless, like a rock on the ocean's floor, but in actuality, they have hundreds of tube feet attached to their underbelly. These feet stretch and contract ...
Plants & Animals
Jan 17, 2020
0
9
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
Starfish have been mysteriously dying by the millions in recent months along the US west coast, worrying biologists who say the sea creatures are key to the marine ecosystem.
Ecology
Feb 1, 2014
5
0
Starfish are making a comeback on the West Coast, four years after a mysterious syndrome killed millions of them.
Ecology
Dec 27, 2017
0
681
(Phys.org) —A mysterious illness is killing starfish, or sea stars, on both U.S. coasts in unprecedented numbers, and marine scientists have no idea what it is or how to help the creatures survive. In a News Focus article ...
This image, courtesy of the NASA/ESA Hubble Space Telescope's Advanced Camera for Surveys (ACS), captures the glow of distant stars within NGC 5264, a dwarf galaxy located just over 15 million light-years away in the constellation ...
Astronomy
Aug 29, 2016
1
116
