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.....»»
Octopuses work together with fish to hunt—and the way they share decisions is surprisingly complex
A new study published in Nature Ecology & Evolution lifts the veil on what happens when octopuses and fish hunt together. As it turns out, this cross-species relationship is more complex than anyone expected......»»
Saturday Citations: Octopuses as shift supervisors for fish; universe confounds standard model; extremely old cheese
This week, biologists tracked down a mysterious group of orcas near Chile; Hubble spotted a black hole jet that causes stars along its trajectory to erupt; and researchers explained mysterious craters that began appearing in Siberian permafrost in th.....»»
Building better bone grafts: Nanofibrous scaffolds to activate two main collagen receptors in bone cells
Each year, about 2.2 million bone-grafting procedures are performed worldwide, the gold standard of care being autografting, which uses the patient's own bone for tooth implantation and to repair and reconstruct parts of the mouth, face and skull......»»
Cretaceous fireflies reveal early evolution of insect bioluminescence
Bioluminescence, the ability of living organisms to emit light, is a fascinating phenomenon observed in various life forms, including deep-sea fish, glowing mushrooms, and fireflies. Fireflies have long captivated people with their enchanting light d.....»»
Mysterious orca group near Chile tracked down, revealing newly discovered hunting skills
Off the coast of Chile, in waters filled with krill and anchovy by the Humboldt Current system, live an elusive and little-known population of orcas. Thanks to citizen science and years of dedicated surveillance, a team of scientists led by Dr. Ana G.....»»
Ingredients used in chewing gum help tilapia survive cold climates
Two common ingredients in ordinary chewing gum—Arabic gum and lecithin—have been found to help improve the overall health of tilapia, helping these fish survive better even in cold climates. This discovery paves the way for raising tilapia for fo.....»»
New Zealand scientists discover ghostly "spookfish"
Scientists in New Zealand said Tuesday they have discovered a new species of "ghost shark", a type of fish that prowls the Pacific Ocean floor hunting prey more than a mile down......»»
Climate change is a pollution problem, and countries have stopped similar threats before—think DDT and acid rain
Climate change can seem like an insurmountable challenge. However, if you look closely at its causes, you'll realize that history is filled with similar health and environmental threats that humanity has overcome......»»
A secret recipe for colorful and versatile animal crystals
What do fish, chameleons, crabs and Walter White, the chemistry teacher from "Breaking Bad," all have in common? The answer is that they all know how to make crystals. But, unlike the incorrigible White, who manufactured mind-altering methamphetamine.....»»
3D field-based tracking and field experiments of octopus and fish unlock the secrets of multispecies hunting
The diving gear is on, the cameras are ready—biologist Eduardo Sampaio and his colleagues are set to go. They dive in the Red Sea, scanning left and right underwater—and wonder: Where can an octopus hunting be found? Finally, they spot one. The t.....»»
Study shows artificial light at night changes the behavior of fish, even into the next generation
Scientists have shown that light pollution—especially light in the blue spectrum—can alter the behavior of fish after only a few nights, and have knock-on effects for their offspring. The team from China has studied how female zebrafish responded.....»»
Here"s What Type Of Fish Is In Your McDonald"s Filet-O-Fish Sandwich
Here"s What Type Of Fish Is In Your McDonald"s Filet-O-Fish Sandwich.....»»
"Pirate birds" force other seabirds to regurgitate fish meals. Their thieving ways could spread lethal avian flu
It's not easy finding food at sea. Seabirds often stay aloft, scanning the churning waters for elusive prey. Most seabirds take fish, squid, or other prey from the first few meters of seawater. Scavenging is common......»»
Asus’ new fish-tank-style case looks gorgeous
The list of fish tank-style dual-chamber PC cases just keeps expanding, and Asus' entry looks great......»»
Norway limits wild salmon fishing as stocks hit new lows
Norwegian authorities on Friday rolled out fresh restrictions on wild salmon fishing for 2025 after stocks hit record lows in recent years, with scientists blaming fish farms......»»
Simulated construction of plant-based fish meat with composite structure via 3D printing
To date, about 90% of fish resources worldwide have already reached their sustainable fishery limit. Meanwhile, intensive farming and aquaculture contribute to significant environmental pollution and degradation. To address both the challenges of lim.....»»
Study identifies possible novel species in fish genus endemic to Neotropics
With 84 species currently described, Characidium may be the most diverse fish genus known to science. This is the conclusion reached by Brazilian scientists after analyzing more than 4,400 specimens of this genus of South American darters endemic to.....»»
Ocean sediment is a "mudtropolis"—meet the carbon-cycling creatures thriving beneath the seabed
Sitting in darkness, deep below the sunlit surface, an iridescent nightmare awaits its prey. With precision and speed, it strikes and slices a passing fish clean in half with a set of jaws twice the width of its head. The armor-plated creature retrea.....»»
Divers remove 31,773 venomous fish from Florida"s reefs in record-breaking challenge
Divers remove 31,773 venomous fish from Florida"s reefs in record-breaking challenge.....»»
What killed fish for miles in the South River? Atlanta officials are investigating
Officials are investigating a pollution incident that occurred earlier this month a few miles south of downtown Atlanta, which local water advocates say sent toxins into a tributary of the South River and killed fish for miles downstream......»»