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Diverse Gene Pool Critical for Tigers' Survival, Say Experts
Apr. 16, 2014 Increasing tigers' genetic diversity -- via interbreeding and other methods -- and not just their population numbers may be the best solution to saving this endangered species, according to ... full story -
Mouse Model Would Have Predicted Toxicity of Drug That Killed 5 in 1993 Clinical Trial
Apr. 15, 2014 Over 20 years after the fatal fialuridine trial, a new study demonstrates that mice with humanized livers recapitulate the drug's toxicity. The work suggests that this mouse model should be ... full story -
Gut Capacity Limits Bird's Ability to Adapt to Rapid Climate Change
Apr. 15, 2014 An ornithologist has found that the capacity of a bird’s gut to change with environmental conditions is a primary limiting factor in their ability to adapt to the rapidly changing climate. And he ... full story -
Tiger Beetle's Chase Highlights Mechanical Law
Apr. 15, 2014 If an insect drew a line as it chased its next meal, the resulting pattern would be a tangled mess. But there’s method to that mess: It turns out the tiger beetle, known for its speed and agility, ... full story -
Genetic Pre-Disposition Toward Exercise, Mental Development May Be Linked
Apr. 15, 2014 A potential link between the genetic pre-disposition for high levels of exercise motivation and the speed at which mental maturation occurs has been found by researchers. These scientists studied the ... full story -
Sibling Cooperation in Earwig Families Provides Clues to the Early Evolution of Social Behavior
Apr. 15, 2014 Looking at the question of how social behavior has developed over the course of evolution, scientists have gained new insights from the study of earwigs. "Young earwig offspring don't ... full story -
Climate Change Likely Culprit in Coqui Frog's Altered Calls, Say Biologists
Apr. 14, 2014 The abundant Puerto Rican coqui frog has experienced changes since the 1980s that are likely due to global warming, biologists report. The call of the male coqui became shorter and higher pitched, ... full story -
Dog Ownership Benefits Families of Children With Autism
Apr. 14, 2014 Dog ownership decisions in families of children with autism have been studied in a new project. Researchers have found, regardless of whether they owned dogs, the parents of these children reported ... full story -
Four New Species of 'Killer Sponges' from the Deep Sea
Apr. 14, 2014 Killer sponges sound like creatures from a B-grade horror movie. In fact, they thrive in the lightless depths of the deep sea. Scientists first discovered that some sponges are carnivorous about 20 ... full story -
Wolves at the Door: Study Finds Recent Wolf-Dog Hybridization in Caucasus Region
Apr. 14, 2014 Hybridization of wolves with shepherd dogs in the Caucasus region might be more common, and more recent, than previously thought, according to new research. Scientists found recent hybrid ancestry in ... full story -
Does Germ Plasm Accelerate Evolution?
Apr. 14, 2014 Scientists have challenged a long held belief about the way certain species of vertebrates evolved. They found that genes evolve more rapidly in species containing germ plasm. The results came about ... full story -
Beneficial Organisms React Differently to Parasite Drug
Apr. 14, 2014 The substance ivermectin has been used for more than thirty years all over the world to combat parasites like roundworms, lice and mites in humans, livestock and pets. The active ingredient belongs ... full story -
Ocean Acidification Robs Reef Fish of Their Fear of Predators
Apr. 13, 2014 Research on the behavior of coral reef fish at naturally-occurring carbon dioxide seeps in Milne Bay in eastern Papua New Guinea has shown that continuous exposure to increased levels of carbon ... full storyMore: -
Protein Researchers Closing in on the Mystery of Schizophrenia
Apr. 11, 2014 Schizophrenia is a severe disease for which there is still no effective medical treatment. In an attempt to understand exactly what happens in the brain of a schizophrenic person, researchers have ... full story -
Devil in Disguise: Small Coral-Eating Worm May Mean Big Trouble for Reefs
Apr. 11, 2014 A coral-eating flatworm has been identified as a potential threat for coral reefs. It is barely possible to see the parasitic worm Amakusaplana acroporae when it sits on its favorite hosts, the ... full story -
Sharks Contain More Pollutants Than Polar Bears
Apr. 11, 2014 The polar bear is known for having alarmingly high concentrations of PCB and other pollutants. But researchers have discovered that Greenland sharks store even more of these contaminants in their ... full story -
Taming of the Shrew: Bicolored Shrew a Health Risk for Horses
Apr. 11, 2014 The bicolored shrew is a protected species in Central Europe, but these furry insect-eaters have a dark secret. Researchers have discovered that bicolored shrews carry the Borna virus. Infection with ... full story -
World Ranking Tracks Evolutionary Distinctness of Birds
Apr. 10, 2014 The world's first ranking of evolutionary distinct birds under threat of extinction has been published by a team of international scientists. These birds include a cave-dwelling bird that is so ... full story -
'Dinosaurs of the Turtle World' at Risk in Southeast U.S. Rivers
Apr. 10, 2014 Conservation of coastal rivers of the northern Gulf of Mexico is vital to the survival of the alligator snapping turtle, including two recently discovered species, scientists say. A new study shows ... full story -
Fruit Flies, Fighter Jets Use Similar Nimble Tactics When Under Attack
Apr. 10, 2014 When startled by predators, tiny fruit flies respond like fighter jets, employing screaming-fast banked turns to evade attacks. In the midst of a banked turn, the flies can roll on their sides 90 ... full story
- Mouse model would have predicted toxicity of drug that killed 5 in 1993 clinical trial
- Gut capacity limits bird's ability to adapt to rapid climate change
- Tiger beetle's chase highlights mechanical law
- Genetic pre-disposition toward exercise, mental development may be linked
- Sibling cooperation in earwig families provides clues to the early evolution of social behavior
- Climate change likely culprit in coqui frog's altered calls, say biologists
- Dog ownership benefits families of children with autism
- Four new species of 'killer sponges' from the deep sea
- Wolves at the door: Study finds recent wolf-dog hybridization in Caucasus region
- Does germ plasm accelerate evolution?
- Beneficial organisms react differently to parasite drug
- Protein researchers closing in on the mystery of schizophrenia
- Devil in disguise: Small coral-eating worm may mean big trouble for reefs
- Sharks contain more pollutants than polar bears
- Taming of the shrew: Bicolored shrew a health risk for horses
- World ranking tracks evolutionary distinctness of birds
- 'Dinosaurs of the turtle world' at risk in Southeast U.S. rivers
- Fruit flies, fighter jets use similar nimble tactics when under attack
- Nature: Poor mimics can succeed as long as they mimic the right trait
- Mercury contamination threatens Antarctic birds
- Iconic boreal bird species declining in the Adirondacks
- Fruit flies have latent bioluminescence, study shows
- Experts disagree on horses with incoordination
- Parasitic butterfly larvae mimic queen ant to avoid detection
- Rare leafcutter bee fossils reveal Ice Age environment at the La Brea Tar Pits
- Extinct carnivorous marsupial may have hunted prey larger than itself
- Skull malformations in lions: Keeping up the pressure
- Skulls of red and giant pandas provide insight into coexistence
- Sunken logs create new worlds for seafloor animals
- Counting the invisible by sound: New approach to estimate seabird populations
- Can animals really help people in hospitals, aged care?
- Rabbits kept indoors could be vitamin D deficient
- Lead continues to be a serious threat to California condor populations
- Mammalian brain size influences development of individual cranial bones
- Sea otters can get the flu, too: Human H1N1 pandemic virus infected Washington State sea otters
- BPA and related chemicals: Human safety thresholds for endocrine disrupting chemicals may be inaccurate
- Southwestern bird and reptile distributions to shift as climate changes
- 'I can haz blood?' The surprising world of pet blood transfusions
- Cleft palate discovery in dogs to aid in understanding human birth defect
- Freshwater turtle crosses the Aegean Sea
- Long-fingered bat goes fishing
- Undocked working dogs at greatest risk of tail injuries in Scotland
- Tracking sperm whales' ecology through stomach contents
- What bank voles can teach us about prion disease transmission and neurodegeneration
- Large-scale fences can cause ecological meltdown, study shows
- Moonwalker flies backing up
- Dog walking attitudes: Stoop to scoop the poop?
- Attracting wild bees to farms is good insurance policy
- Large carnivores with large geographic ranges better-studied
- Killing a name of an extinct sea cow species
- One or two? How to decide how many species you have got
- Veterinary diagnosticians using test to determine severity of new dog disease
- Pigeons share our ability to place everyday things in categories
- Fruit flies: Male extinction prevented by promiscuous females
- Well-rested flies: Therapeutic agent reduces age-related sleep problems in fruit flies
- Going batty for jumping DNA as a cause of species diversity
- Will roe deer persist? Climate change spells disaster for species unable to keep up
- Scientists solve the riddle of zebras' stripes: Those pesky bugs
- Monkey caloric restriction study shows big benefit; contradicts earlier study
- Attention changes in the course of a dog's life mirror those of humans
- First genome methylation mapping in fruit fly
- Foraging bats can warn each other away from their dinners
- Dynamics behind Arctic ecosystems revealed
- Students on field course bag new spider species
- Hormone levels linked to survival of deer calves, study suggests
- Canal between ears helps alligators pinpoint sound
- Core skin bacterial community in humpback whales
- Cuvier's beaked whales set new breath-hold diving records: Whales dive to nearly two miles depth, for over two hours
- Indian rhinoceroses: Reproductive tract tumors reduce female fertility in early stages
- Bamboo-loving giant pandas also have a sweet tooth
- Ancient sea creatures filtered food like modern whales
- Mosquito season unpredictable; year-round heartworm prevention is best
- Goats are far more clever than previously thought, and have an excellent memory
- Study yields 'Genghis Khan' of brown bears, and brown and polar bear evolution
- Biologists use sound to identify breeding grounds of endangered whales
- Salamanders shrinking as their mountain havens heat up
- Kids' books featuring animals with human traits lead to less learning of natural world
- Inbreeding in woolly mammoths: Neck rib provide clues about decline and eventual extinction
- Missing hormone in birds: Leptin found in mallard duck, peregrine falcon and zebra finch
- Mice give ticks a free lunch
- Biased sex ratios predict more promiscuity, polygamy and 'divorce' in birds
- Diet of elusive red widow spider revealed by biologist
- What singing fruit flies can tell us about quick decisions
- Plankton make scents for seabirds and a cooler planet
- Passive acoustic monitoring reveals clues to minke whale calling behavior and movements
- Size, personality matter in how Kalahari social spiders perform tasks
- Excessive deer populations hurt native plant biodiversity
- Oldest fossil evidence of modern African venomous snakes found in Tanzania
- First evidence of plants evolving weaponry to compete in the struggle for selection
- Amphibians and dinosaurs were the new large predators after the mass extinction
- Ants plant tomorrow's rainforest
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