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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 -
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 -
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 -
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 -
Experts Disagree on Horses With Incoordination
Apr. 10, 2014 — At least one in 100 horses at some point in its life will lose the ability to control its gait as a result of developing the neurological disorder ataxia. Once found to be ataxic, the horse is often ... full story -
Camels Emit Less Methane Than Cows or Sheep
Apr. 10, 2014 — When digesting ruminants exhale methane. Their contribution to this global greenhouse gas is considerable. So far the assumption had been that camels with similar digestion produce the same amount of ... full story -
Rare Leafcutter Bee Fossils Reveal Ice Age Environment at the La Brea Tar Pits
Apr. 9, 2014 — The La Brea Tar Pits are celebrated for saber-toothed cats and mastodons. The site's insect collection is also of great significance. Recent examination of fossil leafcutter bee nest cells ... full story -
Extinct Carnivorous Marsupial May Have Hunted Prey Larger Than Itself
Apr. 9, 2014 — The reconstruction of an extinct meat-eating marsupial's skull, Nimbacinus dicksoni, suggests that it may have had the ability to hunt vertebrate prey exceeding its own body ... full story -
Skull Malformations in Lions: Keeping Up the Pressure
Apr. 9, 2014 — Scientists have examined the incidence of skull malformations in lions, a problem known to be responsible for causing neurological diseases and increased mortality. Their results suggest that the ... full story -
Skulls of Red and Giant Pandas Provide Insight Into Coexistence
Apr. 9, 2014 — New research on the skulls of red pandas and giant pandas provides further explanation as to why the two species -- which are not closely related but dine on the same food, bamboo, in the same ... full story -
Sea Otters Can Get the Flu, Too: Human H1N1 Pandemic Virus Infected Washington State Sea Otters
Apr. 8, 2014 — Northern sea otters living off the coast of Washington state were infected with the same H1N1 flu virus that caused the world-wide pandemic in 2009, according to a new study. The researchers ... full story -
Long-Fingered Bat Goes Fishing
Apr. 7, 2014 — The long-fingered bat is on the verge of extinction; the recent work of biologists has been crucial in getting to know it better, in order to protect it. The long-fingered bat has now been shown to ... full story -
Scaffolding Protein Promotes Growth, Metastases of Epithelial Ovarian Cancer
Apr. 6, 2014 — A scaffolding protein responsible for regulating signaling pathways in the cell promotes the growth and spread of epithelial ovarian cancer, research has determined. The researchers note that even ... full story -
Tracking Sperm Whales' Ecology Through Stomach Contents
Apr. 4, 2014 — While studying pygmy and dwarf sperm whales, a researcher involved in a new project stated that "understanding what resources support populations of these incredibly rare animals is important to ... full story -
What Bank Voles Can Teach Us About Prion Disease Transmission and Neurodegeneration
Apr. 3, 2014 — Transmission of prions between species is inefficient, and only a small proportion of exposed recipients become sick within their lifetimes. A new study takes a close look at one exception to this ... full story -
Large Carnivores With Large Geographic Ranges Better-Studied
Apr. 2, 2014 — Scientists tend to study larger carnivores with larger geographic ranges than those with greater adaptability and broader diets. Scientists need to evaluate research efforts and their effectiveness ... full story -
Going Batty for Jumping DNA as a Cause of Species Diversity
Apr. 1, 2014 — The vesper bats are the largest and best-known common family of bats. Scientists wanted to get at the root cause of this diversity by taking advantage of two vesper bat species whose genomes have ... full story -
Will Roe Deer Persist? Climate Change Spells Disaster for Species Unable to Keep Up
Apr. 1, 2014 — As the climate continues to change, it's unclear to what extent different species will be able to keep pace with altered temperatures and shifted seasons. Living organisms are the survivors of ... full story
- Dog ownership benefits families of children with autism
- Wolves at the door: Study finds recent wolf-dog hybridization in Caucasus region
- Sharks contain more pollutants than polar bears
- Taming of the shrew: Bicolored shrew a health risk for horses
- 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
- 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
- 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
- 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
- Inbreeding in woolly mammoths: Neck rib provide clues about decline and eventual extinction
- Passive acoustic monitoring reveals clues to minke whale calling behavior and movements
- Excessive deer populations hurt native plant biodiversity
- Bighorn sheep went extinct on desert island in Gulf of California
- Sometimes less is more for hungry dogs
- Cultural hitchhiking: How social behavior can affect genetic makeup in dolphins
- Owl monkeys don't cheat: Intensive fathering plays a role
- Form of epilepsy in sea lions similar to that in humans, researchers find
- How the science of deer hunting can help patients with diabetes
- Why did humans replace Neanderthals? Paleo diet didn't change, the climate did
- New fossil species: Origin of toothed whale echolocation
- Dingo poisoning should be stopped to protect native Australian mammals
- New fossil find: Precursor of European rhinos found in Vietnam
- Yosemite bears and human food: Study reveals changing diets over past century
- Humans responsible for 62% of cougar deaths in re-established populations
- Bison ready for new pastures? Protocol used to demonstrate brucellosis-free bison from infected herds
- Nasty parasitic worm, common in wildlife, now infecting U.S. cats
- Livestock beating pandas to the bamboo buffet
- Male goat essence really turns the females on
- Spotted seal study reveals sensitive hearing in air and water
- Whales, ships more common through Bering Strait
- Mass strandings of marine mammals blamed on toxic algae: Clues unearthed in ancient whale graveyard
- MERS virus widespread in Saudi Arabian camels: Coronavirus has been infecting the animals for at least 20 years
- Ceausescu's flying bears: Molecular genetics provides evidence for an unusual dispersal mode in European brown bears
- Fruit-loving lemurs score higher on spatial memory tests
- Newly discovered marsupial the victim of fatal attraction: Due to stress hormone, males die before young are born
- Saving lemurs: Action plan devised to save Madagascar's 101 lemur species
- Compound improves cardiac function in mice with genetic heart defect, study finds
- Seal evolution: Sexual dimorphism in pinnipeds arose around 27 million years ago as climate changed
- Endangered black-footed ferret and its plague-impacted prey need new conservation approaches
- Cheaper, more efficient method for detecting leishmaniosis developed
- Wings, tails, fins: Study looks at how animals propel themselves
- Asian elephants reassure others in distress: First empirical evidence of consolation in elephants
- Arctic marine mammals are ecosystem sentinels
- Cat parasite found in western Arctic Beluga deemed infectious
- Why did the orangutan come down from the trees?
- Whales viewed from space: Satellite technology can be used to count whales
- From surf to turf: Archaeologists and chemists trace ancient British diets
- Poaching threatens savannah ecosystems
- How do polar bears stay warm? Research finds an answer in their genes
- Clinical pharmacologist researching chronic lead intoxication in goats
- Threatened eels disappear in the deep ocean on their way to the Sargasso Sea
- Female mice prefer unfamiliar male songs: Females discern male mouse songs to avoid inbreeding
- Whales and human-related activities overlap in African waters
- A 'smoking gun' on Ice Age megafauna extinctions
- Strange marine mammals of ancient North Pacific revealed
- Researchers discover rare new species of deep-diving whale
- 'Severe reduction' in killer whale numbers during last Ice Age
- Sucker-footed fossils broaden bat map: Fossilized teeth show bat family belongs to primitive lineage, had broad range
- Horse gaits controlled by genetic mutation spread by humans
- Market forces influence value of bat-provided services, such as pest control
- Finding Israel's first camels: Archaeologists pinpoint the date when domesticated camels arrived in Israel
- Communities prepared to be resettled for sake of conserving tigers
- Rat islands 'a laboratory of future evolution': Rats predicted to fill in Earth's emptying ecospace
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