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From a 16-million-year-old tree to Confederate soldiers’ diaries, voracious snakes and England’s warrior king, these were the most-read stories of 2019
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Dogs’ Brains Naturally Process Numbers, Just Like Ours
Scientists stuck 11 dogs in fMRI scanners to see if their brains had a knack for quantity
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The U.S. Army Is Developing Better Hearing Protection for Its Dogs
Like human personnel, military dogs are susceptible to hearing loss from exposure to high levels of noise
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Was This 18,000-Year-Old Puppy Frozen in Siberian Permafrost the Ancestor of Wolves, Dogs or Both?
DNA tests on the well-preserved remains can’t determine whether the little canine was wild or domestic
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Calculate Your Dog’s Age With This New, Improved Formula
A study of the epigenetic clock in Labradors shows calculating a dog’s age is much more complicated than just multiplying by seven
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Meet the ‘Unicorn Puppy’ With an Extra Tail on His Head
Narwhal’s unique appendage may be the remnant of his parasitic twin
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Texas’ Retired Police Dogs No Longer Have to Be Sold or Euthanized
A new state amendment allows handlers and other qualified caretakers to adopt retired police pups at no cost
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Canine Archaeologists Sniff Out 3,000-Year-Old Graves in Croatia
A new study shows how canines trained to find human remains could help archaeologists locate new sites
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Wolves Gave Tibetan Mastiffs Their Mountaineering Genes
The big, shaggy dogs of the Himalayas are 50 percent more efficient at transporting hemoglobin than lowland pooches
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Dog Breeding Has Changed Pooches’ Brains
A new study has found that key anatomical differences in dogs’ brains are linked to the behaviors they were bred to perform
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Meet Scamp the Tramp, the World’s Ugliest Dog
Scamp took home the top prize in an annual competition that seeks to promote dog adoption
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Ancient Dogs Weren’t the Workhorses We Thought They Were
A spinal condition thought to be caused by carrying heavy loads is actually a function of age, a new study finds
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Dogs Evolved a Special Muscle That Lets Them Make ‘Puppy Dog Eyes’
Wolves don’t have the muscle to make that classic wide-eyed gaze, suggesting strong evolutionary pressures were at play in our pooches
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Keep Calm and Don’t Stress Out the Dog
When humans feel anxious, their dogs do too, according to new study
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Very Good Dogs Helped Track Threatened Turtles in Iowa
The dogs are trained to find ornate box turtles and bring them to researchers—part of an effort to save the struggling species
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Breathing Problems in Pugs and Bulldogs Might Have a Genetic Component
It might not be their smushed-up snouts after all
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Thanks to Facial Reconstruction, You Can Now Look Into the Eyes of a Neolithic Dog
The collie-sized canine was buried in a cavernous tomb on Scotland’s Orkney Islands around 2,500 B.C.
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Very Good Dogs Can Detect the Scent of Seizures, Study Finds
But can they predict seizures before they occur?
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Dog Walks Are Good Exercise for Seniors—But Be Careful, Fractures Are on the Rise
Injuries caused by walking a dog on a leash have doubled in the last 15 years for Americans aged 65 and over
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New Study Looks at Why Neolithic Humans Buried Their Dogs With Them 4,000 Years Ago
Analysis of the remains of 26 dogs found near Barcelona suggest the dogs had a close relationship with ancient humans
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