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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The combination of ocean warming and an infectious wasting disease has devastated populations of large sunflower sea stars once abundant along the West Coast of North America in just a few years, according to research co-led ...
Ecology
Jan 30, 2019
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(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 ...
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
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Scientists have mapped the largest coral reef deep in the ocean, stretching hundreds of miles off the U.S. Atlantic coast.
Ecology
Jan 18, 2024
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We humans are fixated on big brains as a proxy for smarts. But headless animals called brittle stars have no brains at all and still manage to learn through experience, new research reveals.
Plants & Animals
Nov 30, 2023
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Scientists have long suspected two species of sea stars—commonly referred to as starfish—along rocky European and North American coastlines of crossbreeding in the cool waters of the North Atlantic Ocean. Now, according ...
Ecology
Sep 11, 2023
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One of the most basic and crucial embryonic processes to unfold in virtually every living organism is the formation of hollow, tubular structures of various kinds. These tubes may form blood vessels or a digestive tract, ...
Evolution
May 9, 2023
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Your average sunflower sea star can munch through almost five purple sea urchins in a week, and they don't seem to be picky about the quality of their food.
Plants & Animals
Feb 22, 2023
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Santa Barbara Channel's natural oil seeps are a beach-goer's bane, flecking the shores with blobs of tar. But the leaking petroleum also creates fascinating geologic and biologic features. About 10 miles off the coast of ...
Plants & Animals
Feb 13, 2023
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