In a first, state bill would require nearly perfect welfare record for research dog and cat suppliers | Science

A major supplier of dogs and other animals for academic and corporate research, which was cited last year for dozens of Animal Welfare Act (AWA) violations at its Virginia beagle-breeding facility, was targeted by the state’s lawmakers this week. On 7 and 8 March, both houses of the Virginia General Assembly unanimously passed a bill … Read more

Dogs Seem to Truly Grieve For Their Lost Canine Buddies, Survey Reveals

The loss of a beloved canine companion is devastating, and new research shows that you might not be the only one feeling it. Any other dogs in your family could also go through mourning, as indicated by their behavior.   A survey of 426 multiple-dog owners in Italy revealed that, when one dog in the … Read more

You Shouldn’t Let Your Dog Do Its Business Wherever It Wants in Nature. Here’s Why

Domestic dogs are fertilizing the green spaces where they regularly poop and pee, and not in a good way. Even in nature reserves where dogs are supposed to be kept on leash, a new study in Belgium shows our pets’ droppings are a major disturbance to wildlife.   Each year, researchers estimate the paths that run … Read more

Dog waste may harm nature reserve biodiversity by fertilising the soil

Dogs’ urine and faeces bring large amounts of nitrogen and phosphorus into suburban nature reserves, which could be harmful to plant biodiversity Life 7 February 2022 By Chen Ly A dog in a wildflower patch at St Abbs Head Nature Reserve, UK Rebecca Cole / Alamy Stock Photo Taking your dog for a walk in … Read more

From Great Dane to Tiny Terrier, A Mutation Creates Enormous Variation in Dog Sizes

From chihuahuas to great Danes, dogs differ more in size than any other mammal species on the planet. A mutation behind such variation has been traced to an unexpected source: ancient wolves. The mutation lies near a gene called IGF1, which researchers flagged 15 years ago as having a major role in the size variation of … Read more

Being a Super-Friendly Dog Has One Potential Drawback, Study Finds

The friendliness of your dog could have serious implications for its social standing with other canines, new research suggests. In a questionnaire designed to measure the personality traits of companion dogs and compare them against their social ranking with other canines in multi-dog families, researchers found that dogs who scored highly for agreeableness and affection … Read more

Wolves Already Had The Genetic Mutation to Turn Into Tiny Dogs 54,000 Years Ago

One of the main genetic mutations responsible for small size in certain dog breeds, such as Pomeranians and Chihuahuas, evolved in dog relatives long before humans began breeding these miniature companions. Researchers discovered that the mutation can even be traced back to wolves that lived more than 50,000 years ago.   Researchers discovered the mutation, which is found in … Read more

Gene for ‘toy’ dog breeds found in ancient wolves | Science

When humans began intensively breeding dogs in 19th century Great Britain, they created a cornucopia of canines seemingly out of whole cloth: hulking bullmastiffs, graceful golden retrievers, and pint-size Yorkshire terriers. But the real key to their success, a new study reveals, was taking advantage of two tiny but powerful genetic ratchets that have controlled … Read more