Sea urchins, albeit having a limited and ancestral sensory system, can show a complex behavior when escaping a predator. These marine invertebrates tend to move slowly and with unpredictable movements, but when they smell ...
Plants & Animals
Nov 11, 2021
0
5
A federal agency announced Tuesday that it is taking a step toward designating a new national marine sanctuary off the central California coast that would be named for the region's Indigenous people.
Ecology
Nov 9, 2021
0
8
Draped in a colourful saree and shirt, Lakshmi Murgesan dives into the azure waters off India's southern coast to collect seaweed, which is being hailed by scientists as a miracle crop that absorbs more carbon dioxide than ...
Environment
Oct 28, 2021
0
39
As a foundational species, giant kelp (Macrocystis pyrifera) is vital to the ecosystem of the temperate, shallow, nearshore waters where it grows. When the kelp flourishes, so do the communities that rely on the fast-growing ...
Plants & Animals
Oct 26, 2021
1
22
Blue Cavern Point on the eastern edge of Santa Catalina Island, some 25 miles off the coast of San Pedro, California, is a hotbed of life. In the shallow edges of the water cling starfish, sea urchins and sea cucumbers. Farther ...
Plants & Animals
Jul 29, 2021
0
662
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
Body axes are molecular coordinate systems along which regulatory genes are activated. These genes then activate the development of anatomical structures in correct locations in the embryo. Thus, the body ensures that we ...
Evolution
Jun 29, 2021
0
13
A potentially toxic seaweed originally found off Japan has colonised a stretch of the Mediterranean coast near Marseille that is home to one of France's most popular natural attractions.
Ecology
Jun 25, 2021
1
9
Sea urchins receive a lot of attention in California. Red urchins support a thriving fishery, while their purple cousins are often blamed for mowing down kelp forests to create urchin barrens. Yet for all the notice we pay ...
Ecology
Apr 6, 2021
0
1182
Many life forms use light as an important biological signal, including animals with visual and non-visual systems. But now, researchers from Japan have found that neuronal cells may have initially evolved to regulate digestion ...
Evolution
Apr 6, 2021
0
56
