This fossilized fish skull is filled with feces
Tiny scavenging worms likely ate their way into the skull and pooped out the pellets. Enlarge / View of the fossilized skull of an extinct species of stargazer fish, showing preserved fecal pellets in the brain. (credit: Calvert Marine.....»»
Exceptional new fish fossil sparks a rethink of how Earth"s geology drives evolution
Coelacanths are deep-sea fish that live off the coasts of southern Africa and Indonesia and can reach up to two meters in length. For a long time, scientists believed they were extinct......»»
Temperature fluctuations found to mar fish quality of large yellow croaker
Large yellow croaker is a highly nutritious and economically valuable mariculture species, but its perishable nature poses significant challenges in storage and transport. Cold chain logistics play a crucial role in maintaining seafood quality, but f.....»»
Studies on pigeon-guided missiles, swimming abilities of dead fish among Ig Nobles winners
A study that explores the feasibility of using pigeons to guide missiles and one that looks at the swimming abilities of dead fish were among the winners Thursday of this year's Ig Nobels, the prize for comical scientific achievement......»»
Lakes drying up leave Greeks in despair
Lake Koronia, one of largest in Greece, is shrinking after a prolonged drought and a summer of record-breaking temperatures, leaving behind cracked earth, dead fish and a persistent stench......»»
Researchers reveal presence of microplastics in large pelagic fish in the Mediterranean
A research study co-led by the University of Barcelona and the Institute of Marine Sciences (ICM, CSIC), together with the Spanish Institute of Oceanography (IEO, CSIC), has revealed the worrying presence of microplastics in the stomachs of swordfish.....»»
Tubular scaffolds boost stem cell-driven bone regeneration in skull defects
Scientists from Sun Yat-sen University's School of Biomedical Engineering have developed tubular scaffolds made from electrospun membranes, which significantly enhance bone regeneration in critical skull defects......»»
New fossil fish species scales up evidence of Earth"s evolutionary march
Climate change and asteroids are linked with animal origin and extinction—and plate tectonics also seems to play a key evolutionary role, "groundbreaking" new fossil research reveals......»»
Archaeologists discover an ancient Neanderthal lineage that remained isolated for over 50,000 years
A fossilized Neanderthal discovered in a cave system in the Rhône Valley, France, represents an ancient and previously undescribed lineage that diverged from other currently known Neanderthals around 100,000 years ago and remained genetically isolat.....»»
Cleaner wrasse check their body size in mirror before deciding whether to fight, research demonstrates
An Osaka Metropolitan University-led team has demonstrated that bluestreak cleaner wrasse (Labroides dimidiatus) check their body size in a mirror before choosing whether to attack fish that are slightly larger or smaller than themselves......»»
Thanks to humans, Salish Sea waters are too noisy for resident orcas to hunt successfully
The Salish Sea—the inland coastal waters of Washington and British Columbia—is home to two unique populations of fish-eating orcas, the northern resident and the southern resident orcas. Human activity over much of the 20th century, including red.....»»
X-ray footage shows how Japanese eels escape from a predator’s stomach
It took escaping eels 56 seconds on average to free themselves from death. Enlarge / "The only species of fish confirmed to be able to escape from the digestive tract of the predatory fish after being captured.” (credit: Hasega.....»»
Opinion: Researchers don"t take enough account of variation in biology—doing so could unlock new understanding
The natural world is filled with variety. Ecological systems can look very different in different parts of the Earth. Every species has genetic variation, which means individuals can look and behave very differently. Diseases can affect people differ.....»»
First robot leg with "artificial muscles" jumps nimbly: Study
Researchers said on Monday they had designed the first robotic leg with "artificial muscles"—oil-filled bags allowing machines to move more like humans—that can jump nimbly across a range of surfaces......»»
Legislation to protect fish in Brazil could have opposite effect
A new law aimed at the protection of migratory fish in Brazil's Pantanal wetlands will harm thousands of local and Indigenous fishers, and puts the environment at greater risk from infrastructure development, finds a new study by a UCL researcher and.....»»
Diet change for more sustainable finfish aquaculture
As the cost of fish oil continues to rise, Australian aquaculture operators are looking for safe and more sustainable sources for healthy formulated feed in order to expand commercial production of the popular yellowtail kingfish......»»
How Front Range cow waste and car exhaust are hurting Rocky Mountain National Park"s ecosystem
For decades, gases from car exhaust and cow waste have drifted from Colorado's Front Range to harm plants, fish and wildlife in Rocky Mountain National Park, and while a decades-long effort to slow the damage is working, it's not moving as quickly as.....»»
Tagged fish help scientists improve restoration efforts
NOAA scientists are collaborating with some unique partners to learn more about how several Chesapeake Bay species use natural and restored areas near Poplar Island, on Maryland's Eastern Shore......»»
Warhammer 40,000: Space Marine 2 review: guns and gore for the God Emperor
Warhammer 40,000: Space Marine 2 is a thrilling co-op shooter filled with equal parts gore and glory......»»
How fish guts might play a role in future skin care products
There are some pretty strange ingredients in cosmetics and skin care products. One example is snail mucin—also known as snail slime—which is used for its moisturizing and antioxidant properties. But researchers reporting in ACS Omega might have f.....»»
Regulatory gene influences shape recognition in medaka fish, scientists discover
Medaka fish that lack functional Hmgn2 genes are unable to distinguish between simple shapes, revealing a new function for the regulatory gene......»»