Dog News
  • iconDogs detect malaria by sniffing socks worn by African children
    As the global battle against malaria stalls, scientists may be adding a novel tool to the fight: sniffer dogs. In recent tests trained sniffer dogs successfully diagnosed malaria infections simply by sniffing samples from socks worn briefly by children from a malaria endemic area of West Africa, according to a new study.
  • iconSmell and behavior: The scents of taking action
    Scientists have discovered a neural pathway that links olfaction to locomotion.
  • iconWhat makes a good working dog? Canine 'aptitude test' might offer clues
    A canine cognition test could help organizations that train working dogs identify the dogs that are most likely to succeed, according to new research. If organizations could better predict which dogs will succeed in working roles, it could save thousands of dollars in training costs and ensure people in need get dogs faster.
  • iconGlyphosate found in cat and dog food
    A new study finds that glyphosate, the active herbicidal ingredient in widely used weed killers like Roundup, was present at low levels in a variety of dog and cat foods the researchers purchased at stores. Before you go switching Fido or Fluffy's favorite brand, however, be aware that the amounts of the herbicide found correspond to levels currently considered safe for humans.
  • iconYes, your pet can tell time
    A new study has found some of the clearest evidence yet that animals can judge time. By examining the brain's medial entorhinal cortex, the researchers discovered a previously unknown set of neurons that turn on like a clock when an animal is waiting.
  • iconA dog's color could impact longevity, increase health issues
    New research has revealed the life expectancy of chocolate Labradors is significantly lower than their black and yellow counterparts.
  • iconLetting nature take its course: Wolves in Yellowstone National Park
    Since the reintroduction of wolves to Yellowstone National Park in 1995, the park's ecosystem has become a deeply complex and heterogeneous system, aided by a strategy of minimal human intervention. The new study is a synthesis of 40 years of research on large mammals in Yellowstone National Park.
  • iconScientists chase mystery of how dogs process words
    Experimental results suggest that dogs have at least a rudimentary neural representation of meaning for words they have been taught, differentiating words they have heard before from those they have not.
  • iconPuppy-killing disease rampant in Australia
    A study has found that canine parvovirus (CPV), a highly contagious and deadly disease that tragically kills puppies, is more prevalent than previously thought with 20,000 cases found in Australia each year, and nearly half of these cases result in death.
  • iconWhy huskies have blue eyes
    DNA testing of more than 6,000 dogs has revealed that a duplication on canine chromosome 18 is strongly associated with blue eyes in Siberian Huskies.
  • iconHave asthma and a pet? Re-homing your cat or dog may not be necessary
    A study analyzed environmental exposures, like pet and secondhand smoke, to determine if they have a role in asthma control among children whose asthma is managed per NAEPP (EPR-3) guidelines. Researchers found that once asthma guidelines are followed, environmental exposures to pets or secondhand smoke were not significant factors in overall asthma improvement over time.
  • iconDog intelligence 'not exceptional'
    People who think dogs are exceptionally intelligent are barking up the wrong tree, new research shows.
  • iconSilver fox study reveals genetic clues to social behavior
    After more than 50 generations of selective breeding, a new study compares gene expression of tame and aggressive silver foxes in two areas of the brain, shedding light on genes responsible for social behavior.
  • iconSniffing out error in detection dog data
    New research finds three alternative answers beyond errors in handler or dog training that can explain why dogs trained to identify scat for conservation purposes sometimes collect non-target scats.
  • iconVirus may help combat fire ants, but caution is needed
    A specific virus changes dietary behavior of fire ants, leading researchers to rethink control methods for the invasive species.
  • iconHow wolf predation shapes elk antler evolution
    A new study chronicles an evolutionary tie between wolves and when bull elk shed their antlers.
  • iconAspen is making a comeback in and around Yellowstone National Park, because of predators
    The reintroduction of wolves into Yellowstone National Park is tied to the recovery of aspen in areas around the park.
  • iconGoats prefer happy people
    Goats can differentiate between human facial expressions and prefer to interact with happy people, according to a new study.
  • iconMeet the virtual pooch that could help prevent dog bites
    A virtual dog could soon be used as an educational tool to help prevent dog bites, thanks to an innovative project led by the University of Liverpool's Virtual Engineering Centre (VEC).
  • iconFresh and raw diets for dogs may have health benefits, study says
    Many dog owners think of their furry companions as part of the family, and now products are available to feed them that way, too. Some owners are moving away from traditional extruded kibble products, instead choosing ultra-premium fresh and raw diets found in the refrigerated aisle. The foods may look more similar to what we'd feed a member of the family, but many of the newer diets haven't been rigorously tested for performance in dogs.
  • iconMore than a label: shelter dog genotyping reveals inaccuracy of breed assignments
    Scientists used genetic testing in over 900 shelter dogs to identify breed heritage in the largest study of its kind. The researchers found widespread genetic diversity: 125 breeds in the sample and an average of three breed matches per dog. The accuracy of shelter staff in identifying more than one breed in the dog's heritage based just on physical appearance was only 10 percent. How breed labels can impact shelter dogs is discussed.
  • iconNew type 1 diabetes therapy shows promise for long-term reversal in both humans, dogs
    A collagen formulation mixed with pancreatic cells is the first minimally invasive therapy to successfully reverse Type 1 diabetes within 24 hours and maintain insulin independence for at least 90 days, a pre-clinical animal study shows.
  • iconStudy sheds light on how brain lets animals hunt for food by following smells
    Most animals have a keen sense of smell, which assists them in everyday tasks. Now, a new study sheds light on exactly how animals follow smells.
  • iconNew details in how sense of smell develops
    Researchers have uncovered new details in how the olfactory epithelium develops. The new knowledge could help scientists prove that turbinates and the resulting larger surface area of the olfactory epithelium are one definitive reason dogs smell so well.
  • iconDogs set to benefit from simple blood test to spot liver disease
    A new blood test can quickly spots early signs of liver disease in dogs, a study suggests. The test means that fewer dogs will have to undergo invasive liver biopsies.
  • iconSequenced fox genome hints at genetic basis of behavior
    For nearly 60 years, the red fox has been teaching scientists about animal behavior. In a long-term experiment, Russian foxes have been selected for tameness or aggression, recreating the process of domestication from wolves to modern dogs in real time. Today, with the first-ever publication of the fox genome, scientists will begin to understand the genetic basis of tame and aggressive behaviors, which could shed light on human behavior, as well.
  • iconLocusts help uncover the mysteries of smell
    By looking into the brains of locusts, researchers have determined how one smell can affect another, and how a locust can recognize a smell even though its brain activity looks different depending on the context.
  • iconField test for dog Leishmania exposure evaluated
    Dogs infected with Leishmania infantum, a parasite transmitted by the sand fly Phlebotomus perniciosus, are at risk for spreading leishmaniasis infections to humans. A new test provides an easier-than-ever way to test dogs for exposure to P. perniciosus sand flies, and could be used in monitoring the effectiveness of sand fly control efforts.
  • iconEmpathetic dogs lend a helping paw
    Many dogs show empathy if their owner is in distress and will also try to help rescue them. Scientists have just tested whether there is truth in the notion that dogs have a prosocial and empathetic nature.
  • iconTherapy dogs effective in reducing symptoms of ADHD, study finds
    Researchers have found therapy dogs to be effective in reducing the symptoms of attention deficit/hyperactivity disorder (ADHD) in children.
  • iconTransmission of NDM bacteria between dogs and humans established
    In 2015, a New Delhi-metallo-beta-lactamase (NDM) Escherichia coli bacteria was discovered in two Finnish dogs. A new article reveals that the dogs' owner did also carry the bacterium. This is presumably the first time in the world that the transmission of NDM-bacteria between a dog and a human has been reported.
  • iconKissing bugs kiss their hiding spots goodbye, thanks to tiny radio transmitters
    Researchers have successfully attached miniature radio transmitters to kissing bugs and tracked their movements. Also known as triatomine bugs, kissing bugs transmit the pathogen that causes Chagas disease in humans and animals. They typically move at night and hide during day, and uncovering their secretive movements could play a key role in reducing their impact as a disease vector.
  • iconProgress in addressing a severe skin disease that affects dogs and humans
    Both dogs and humans can suffer from ichthyosis, a disorder in which the skin becomes very dry, scaly, and prone to secondary infections. Medical researchers have uncovered new details about one form of the disease and took a step toward developing a topical therapy.
  • iconFirst dogs in the Americas arrived from Siberia, disappeared after European contact
    A new study offers an enhanced view of the origins and ultimate fate of the first dogs in the Americas. The dogs were not domesticated North American wolves, as some have speculated, but likely followed their human counterparts over a land bridge that once connected North Asia and the Americas, the study found.
  • iconWolf reintroduction: Yellowstone's 'landscape of fear' not so scary after all
    After wolves were reintroduced to Yellowstone National Park in the mid-1990s, some scientists thought the large predator reestablished a 'landscape of fear' that caused elk, the wolf's main prey, to avoid risky places where wolves killed them. But according to recent findings, Yellowstone's 'landscape of fear' is not as scary as first thought.
  • iconHow do horses read human emotional cues?
    Scientists demonstrated for the first time that horses integrate human facial expressions and voice tones to perceive human emotion, regardless of whether the person is familiar or not.
  • iconPeople who feel threatened by vegetarianism more likely to care less about animals
    New research suggests that if people perceive the rise of vegetarianism as a threat to their way of life they are more likely to care less for some animals.
  • iconLarge fenced reserves an effective way to bring wolves back to Scotland
    Research indicates that for wolves to be effective at directly reducing red deer numbers and allowing nature to recover in the Scottish Highlands they may need to be reintroduced to very large fenced reserve.
  • iconPhysiological benefits may be experienced by veterans with PTSD who use service dogs
    A new study shows how veterans with PTSD may benefit physiologically from using service dogs. This study used a physiological marker to define the biobehavioral effects of service dogs on veterans with PTSD.
  • iconDogs can detect agricultural diseases early
    Laurel wilt disease has had a devastating effect on the avocado industry in South Florida in past harvest seasons. Early detection can be instrumental in deterring a widespread infection. The use of scent-discriminating dogs has shown to offer the avocado industry legitimate signs of hope in their fight against the spread of the disease throughout their groves.
  • iconHuman encouragement might influence how dogs solve problems
    A new study sheds light on how people influence animal behavior. Researchers evaluated the behavior of search and rescue dogs and pet dogs when presented with the same problem-solving task. Both sets of dogs persisted at the task for about the same proportion of time, but the search and rescue dogs were more successful at solving the task when encouraged by their owners.
  • iconDogs prefer to eat fat, and cats surprisingly tend toward carbs
    Dogs gravitate toward high-fat food, but cats pounce on carbohydrates with even greater enthusiasm, according to research into the dietary habits of America's two most popular pets.
  • iconDogs can be a potential risk for future influenza pandemic
    Dogs are a potential reservoir for a future influenza pandemic, according to a new study. The study demonstrated that influenza virus can jump from pigs into canines and that influenza is becoming increasingly diverse in canines.
  • iconUpgrading the toolbox for Duchenne muscular dystrophy research with a new rabbit model
    Research to improve our understanding of Duchenne muscular dystrophy (DMD), and the development of new therapies, has previously relied on mouse models. However, physiological differences between the two species has limited how successfully findings in mice can be applied to humans. A newly developed rabbit model, created through the use of CRISPR/Cas-9 genome editing, exhibits greater clinical similarity to human patients than the mouse models currently in use, with huge potential to advance DMD research.
  • iconHow to achieve a peaceful coexistence between wolves and humans
    The persecution of wolves in order to remove them from human settlements has culminated in their near-disappearance in numerous European countries, like Spain and Sweden. Following a recovery of the species, a team of scientists has determined what geographic areas in the Scandinavian country would be most suitable for a redistribution of the specie's range, in the interests of increasing the social acceptance of wolves.
  • iconBlame the mother's gene: Discovery for a blinding canine eye disease
    A new gene for canine congenital eye disease has been identified. Defective RBP4 leads to vitamin A deficiency and abnormal eye development during pregnancy. The study defines a novel recessive mode of maternal inheritance, which may underlie other types of birth defects.
  • iconTick bite protection: New CDC study adds to the promise of permethrin-treated clothing
    The case for permethrin-treated clothing to prevent tick bites keeps getting stronger. In new experiments, clothing treated with an insecticide known as permethrin had strong toxic effects on three primary species of ticks known to spread disease-causing pathogens in the United States. Exposure to permethrin interfered with the ticks' ability to move properly, making them sluggish and likely interfering with their ability to bite.
  • iconCause of E. coli beach closings? Gulls
    Researchers have recently published results identifying the major sources of E. coli breakouts on several beaches on Lake Michigan. They have also researched an effective method of reducing the breakouts and the resulting beach closings.
  • iconHow coyotes conquered the continent
    Using museum specimens and fossil records, researchers have produced a comprehensive (and unprecedented) range history of coyotes that can help reveal the ecology of predation as well as evolution through hybridization.
  • iconDogs born in the summertime more likely to suffer heart disease
    Dogs born June through August are at higher risk of heart disease than those born other months, rising in July to 74 percent higher risk, according to a new study. A correlation to outdoor air pollution may be the culprit.
  • iconAfter 60 years, Isle Royale continues world's longest predator-prey study
    The 2018 report is out: two wolves, almost 1,500 moose and an ecosystem in transition. In its 60th year, the research conducted at Isle Royale National Park is the longest running predator-prey study of its kind.
  • iconOptimal age of puppy cuteness optimized
    Canine researchers reveals more about the depth and origin of the human-dog relationship.
  • iconYouTube videos help researchers study dog bites
    Researchers have turned to the popular video-sharing site YouTube to study the complex issue of dog bites.
  • iconHunting dogs may benefit from antioxidant boost in diet
    Free radicals, those DNA-damaging single-oxygen atoms, are produced in spades during exercise. Dogs that exercise a lot, like hunting dogs, may need to consume more antioxidants than their less-active counterparts to protect against this damage. But what diet formulation best meets the needs of these furry athletes? A new study provides some answers in a real-world scenario.
  • iconCarnivores in captivity give birth at the same time of year as those in the wild
    Reproductive seasonality is a fixed characteristic of a species -- researchers have now found that carnivores in captivity give birth at the same time of year as their counterparts in the wild. In some species, the gestation period is shortened in order to provide ideal conditions for the offspring, while for others it is extended.
  • iconFrench bulldogs at risk of various health problems
    French bulldogs, predicted soon to become the most popular dog breed in the UK, are vulnerable to a number of health conditions, according to a new study.
  • iconDogs could be more similar to humans than we thought
    Dog and human gut microbiomes have more similar genes and responses to diet than we previously thought, according to a new study
  • iconHow tumors caused by STD quickly regress in dogs
    The canine transmissible venereal tumor is a contagious cancer that has spread by mating among dogs worldwide. One unique feature of this cancer is that, for unclear reasons, it regresses spontaneously or a few weeks after a single treatment of radiotherapy or chemotherapy. A study shines a light on this mystery, revealing a key role for the immune system in triggering fast cancer rejection in chemotherapy-treated dogs.