Excess levels of nitrogen, phosphorus linked to deformed frogs
...ication creates a favorable situation for a common snail that thrives on high phosphate and nitrogen levels...l, the ramshorn snail, found in pet stores, is the snail needed by a different life stage of the same parasite that causes the deformed frogs. So the snail,...NHGRI adds 18 organisms to sequencing pipeline
...haerens ), a cnidarian ( Hydra magnipapillata ), a snail ( Biomphalaria glabrata ), two roundworms ( Pristi...ed pork, and Biomphalaria is a tropical freshwater snail that serves as an intermediate host for the parasitic fluke that causes schistosomiasis, a debilitat...... that is extremely toxic to people, but allows the snail to effectively immobilize and kill its prey. Gribble explains that the cone snail's particular organobromine peptide is in human clinical trials for the treatment of pain. "Sponges and tunicates are great examples of using chemicals for surviva...Mantis shrimp may have swiftest kick in the animal kingdom
... the mantis shrimp's fist pummeling the shell of a snail like a slow-motion glove smashing into the face of...destructive effect of exploding bubbles - to break snail shells. The bubbles are created by negative pressure near the point of impact, either during the swi...Long-forgotten samples may help save species
...ouble started in 1975 when the predatory rosy wolf snail was deliberately introduced to many South Pacific ... agricultural pest. The problem was, the rosy wolf snail had a bigger appetite for native land snails than for the pests it was supposed to devour. Over the ...UCSB discovery may accelerate new treatment for global health problem
... within freshwater snails. After exiting from the snail vector, schistosome larvae swim along until they c...they hatch and complete the cycle by infecting new snail hosts. Those eggs that are not excreted become trapped in the tissues of the liver, spleen, intesti...UC Santa Barbara donates discovery to OneWorld Health that may speed disease treatment
... within freshwater snails. After exiting from the snail vector, schistosome larvae swim along until they c...they hatch and complete the cycle by infecting new snail hosts. Those eggs that are not excreted become trapped in the tissues of the liver, spleen, intesti...Study finds that fungus farming by snails causes marsh grasses to wither
...esents the first evidence that a species of marine snail engages in a previously undemonstrated form of foo...ctively grazes a live salt-marsh cordgrass. As the snail crawls along the grass surface, it scrapes grass tissue with its band of saw-like teeth and creates ...Physics tip sheet #39 - Nov. 17, 2003
...icle: Available to journalists on request 2) Pond snail brains on a chip R. Kaul, N. Syed, and P. Fromher...etters (to appear) Researchers have used live pond snail nerve cells to implement a basic element of neural memory on a semiconductor chip. The team isolated...New medicines at risk from biodiversity loss
... date, only about 100 of the estimated 50,000 cone snail toxins have been characterized, and only a handful...ctors since at least the 16th Century. A rare cone snail shell was sold at an Amsterdam auction in 1796 for more than a Vermeer painting! Collectors still ch......ues, producing tens of free-swimming cercariae per snail per day, which encyst on other snails and crabs as... The larvae encyst up to 100 percent of the local snail and crab second intermediate hosts, an especially astonishing feat since this larval stage has but f...Finicky snails provide new clues to the evolution of coastal ecosystems
...he shores of the Pacific. The discovery of finicky snail populations on the Oregon and Washington coast cou...nneled whelk (Nucella canaliculata) - an inch-long snail commonly found in coastal waters from Alaska to California. Whelks are voracious consumers of mussel...Rock climbing decreases biodiversity
...ds. But new research shows that rock climbing cuts snail diversity in half in the Canadian Niagara Escarpme...significant negative effects on all aspects of the snail community on cliffs," say Jeffery Nekola of the University of Wisconsin in Green Bay, and Michele Mc...Scientists hone in on cause of amphibian deformities
...the trematode that can cause frog deformities. But snail populations may be surging at some sites due to fertilizer runoff and cattle manure which cause algal blooms and more food for the snails. A survey of the western U.S. in 2000 found that 44 of the 59 wetlands in which amphibians were infected by this...Songbird population declines linked to acid rain
...hortages of calcium-rich foods, such as snails and snail shells, might be critical at egg-laying time, when calcium demand is highest for female birds, or during the nesting period, when calcium supplements are often provided to growing young. However, low levels of soil calcium might also affect a wide ra...Without blue crabs, southern salt marshes wash away, study finds
...d Bertness found that unchecked populations of the snail readily ate living cordgrass. Moreover, the greate...le trophic cascade implies that over-harvesting of snail predators, such as blue crabs, may be an important factor contributing to the massive die-off of sal...Snail venom heralds new era of pain treatment
...ull patent on a novel compound from a toxic marine snail that could be a godsend to sufferers of chronic pain. The compound from a species of cone shell, a beautiful, but often deadly type of mollusc found on the Great Barrier Reef, could hold the key to a new era of powerful drugs to treat chronic pain co...Amphibians and crippling parasites
...quatic snail. The study revealed that this aquatic snail is a significant indicator of both the presence an...tic infection. The presence and abundance of this snail were the only two factors related to the presence or abundance of Ribeiroia. The researchers note ...Parasitic worms 'read' the bodys immune condition and reproduce accordingly
... and develop inside certain snails. They leave the snail as larvae and can penetrate the skin of people wading in the water. Within weeks they grow inside the blood vessels of the body and produce eggs. Some of the eggs travel to the bladder or intestines and are passed into the urine or feces. In one sp...Study of marine snail suggests conservation efforts should consider factors beyond genetic diversity
...ced evolutionary change in a California intertidal snail suggests that resource managers shouldnt focus exc...sed the genetic diversity of 14 populations of the snail by analyzing the variation in a mitochondrial DNA sequence from 117 individuals. The researchers the...