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Kibble with microbial proteins appeals to cats and dogs in new study

A new study published in PLOS One finds that cats and dogs prefer kibble containing microbial proteins over standard animal-derived protein in a short-term preference test. The study involved 30 dogs and 30 cats, who were offered two bowls of food simultaneously for four consecutive meals over two days.

SourcePLOS·JournalPLOS One·TypeExperimental study·DateSep 23, 2026

Dogs and cats carry antibiotic-resistant bacteria also found in people, study finds

A global study of over 700 bacterial genomes found that 87% of the bacteria from dogs and cats belonged to strains identified in humans. The study also revealed high levels of antibiotic resistance, with nearly half of animal-derived samples carrying genes resistant to clinically important antibiotics.

SourceBournemouth University·JournalTransboundary and Emerging Diseases·TypeImaging analysis·DateSep 10, 2026

Dogs can distinguish between human fear and sadness

A recent study revealed that dogs process smiles in a unique brain region and can distinguish between negative facial expressions, including anger, sadness, and fear. This ability allows researchers to understand the adaptations that have developed in dogs to support their social and emotional understanding of humans.

SourceCell Press·JournaliScience·TypeExperimental study·DateAug 10, 2026

Generating red blood cell-like cells from canine iPSCs

Researchers at Osaka Metropolitan University successfully generated red blood cell-like cells from canine induced pluripotent stem cells (iPSCs), marking a significant step towards artificial cell production for blood bank reserves. The study used CRISPR-Cas9 genome editing to target glycophorin A, allowing the team to visualize and tr...

SourceOsaka Metropolitan University·JournalStem Cells Translational Medicine·TypeExperimental study·DateJul 19, 2026

Darwin's Ark invites research collaboration on the world's largest community science initiative for cats and dogs

Darwin's Ark has established the world's largest community-powered pet research initiative, combining genetic data with owner information to explore questions about pet health, behavior, ancestry, and evolution. Researchers can collaborate by submitting a request form, accelerating discoveries that benefit animal and human health.

SourceDarwin's Ark·TypeObservational study·DateJul 6, 2026

Shorter strides can be an early warning sign of dementia in senior dogs, just as in people

A new study has found that changes in a senior dog's gait can be an early warning sign of dementia. The research tracked the stride length of 88 geriatric dogs over time, revealing a significant decrease in front leg stride length with worsening cognitive decline. This change was found to be more pronounced than age-related decline alone.

SourceFrontiers·JournalFrontiers in Veterinary Science·TypeExperimental study·DateJun 25, 2026

Cuddling cats might make us feel worse when under stress

Researchers found that interacting with pets during stressful moments does not reduce negative emotions and can even intensify them in cat owners. On the other hand, dog owners experienced improved emotional well-being when interacting with their dogs.

SourceFrontiers·JournalFrontiers in Psychology·TypeExperimental study·DateJun 16, 2026

More selective breeding might help flat-faced dogs to breathe easier

Researchers used data from over 4,000 Pugs, Bulldogs, and French Bulldogs to identify heritable traits that contribute to breathing disorders. The study suggests that improving respiratory health through selective breeding may help reduce the prevalence of brachycephalic obstructive airway syndrome (BOAS) in these breeds.

SourcePLOS·JournalPLOS One·TypeObservational study·DateMay 13, 2026

Playing with your dog creates a stronger bond

A Linköping University study shows that playing with dogs for just a few minutes a day can significantly improve the emotional bond between owners and their pets. Dog training did not have the same effect, suggesting that playtime is crucial for building strong relationships.

SourceLinköping University·JournalRoyal Society Open Science·DateApr 21, 2026

Experts uncover why cats are prone to kidney disease

Cats are prone to kidney disease due to a unique biological quirk, accumulating modified triglycerides with special ether-linkages. This study proposes that these fats may be an early sign of long-term stress within the kidney, potentially contributing to tissue damage over time.

SourceUniversity of Nottingham·JournalFrontiers in Veterinary Science·TypeExperimental study·DateMar 4, 2026

Where’d you get that frog? Illinois study traces illicit online amphibian trade

A recent Illinois study found that nearly 8,500 online classified ads for exotic amphibians were posted between 2004 and 2024, representing 301 species from around the world. The researchers verified a dataset of these listings, revealing 44 species traded without official paperwork, sold at a 40% premium. This illicit trade poses sign...

Hearing angry or happy human voices is linked to changes in dogs’ balance

A study found that dogs experience changes in balance when hearing angry or happy human voices. Angry voices were most strongly associated with destabilization, while happy voices led to both stabilization and destabilization in some cases. The research suggests that emotional arousal may play a role in the dogs' responses.

SourcePLOS·JournalPLOS One·TypeExperimental study·DateJan 28, 2026

1 in 5 surveyed UK adults who have experienced the death of a pet report it as more distressing than experienced human deaths, with significant rates of prolonged grief disorder symptoms also being reported following pet loss

A recent study found that approximately 1 in 5 surveyed UK adults who experienced the death of a pet report it as more distressing than experiencing human deaths. The study also discovered significant rates of prolonged grief disorder symptoms following pet loss.

SourcePLOS·JournalPLOS One·DateJan 14, 2026

Your pet's flea treatment could be destroying the planet

A recent study found that common flea and tick control medications used in dogs and cats can contaminate ecosystems with toxic chemicals. Isoxazoline antiparasitic drugs, used globally since 2013, may harm dung-feeding insects, including flies and butterflies, which are crucial for nutrient cycling and soil health.

SourceOxford University Press USA·JournalEnvironmental Toxicology and Chemistry·TypeExperimental study·DateJan 14, 2026

What is that dog taking? CBD supplements could make dogs less aggressive over time, study finds

A recent study found that dogs given CBD supplements show below-average levels of aggression over time, with the most aggressive changes observed in male dogs. The study, which used data from almost 50,000 dog owners, also found a link between CBD use and health conditions such as dementia and osteoarthritis.

SourceFrontiers·JournalFrontiers in Veterinary Science·TypeData/statistical analysis·DateNov 28, 2025

A study by Fisabio analyses how having animals in the early years of life can influence children's emotional development

A study by Fisabio found that children who owned 'other animals' had a protective effect against emotional problems, while cat ownership at ages 4-5 showed a mild association. The study suggests that less demanding pets may help create stable relationships and enhance psychological well-being.

SourceUniversitat Jaume I·JournalWorld Journal of Pediatrics·TypeObservational study·DateNov 17, 2025

Sniffer dogs tested in real-world scenarios reveal need for wider access to explosives, study finds

A new study found that sniffer dogs' performance in real-world scenarios is highly variable and dependent on factors like region, day, and explosive type. The research suggests that limited access to explosive training materials is a primary challenge for teams, highlighting the need for wider access to improve detection performance

SourceFrontiers·JournalFrontiers in Veterinary Science·TypeExperimental study·DateOct 16, 2025

Raising money for a charity? Don't bark up the wrong tree.

A Dartmouth study found that people without pets donate more than cat owners, who in turn give more often and diversely. The researchers analyzed over $70 billion in donations from approximately 63 million donors, suggesting that personality traits may play a role in philanthropic behavior.

SourceDartmouth College·JournalAnthrozoös·TypeData/statistical analysis·DateSep 24, 2025

People who recently adopted pets often struggled to access vet care

A recent study found that pet owners who recently adopted pets often struggled to access veterinary care, particularly those working from home and having children. The researchers analyzed an online survey of 751 US residents and discovered that 20% of all pet owners faced difficulties accessing basic veterinary services.

SourcePLOS·JournalPLOS One·TypeSurvey·DateJul 2, 2025

Some dog breeds are more likely to get diarrhea

A study found that six breeds are significantly more likely to get diarrhea than generic crossbreeds, while two breeds are less likely. Most dogs recover quickly from diarrhea, but around 38% require antibiotic treatment.

SourcePLOS·JournalPLOS One·TypeObservational study·DateJun 11, 2025

Cats recognize their owner’s scent

A study published in PLOS One found that domestic cats can discriminate between familiar and unfamiliar humans based on their odor. Cats spend longer sniffing the odor of a stranger than that of their owner, suggesting they can identify human scent patterns.

SourcePLOS·JournalPLOS One·TypeObservational study·DateMay 28, 2025

A probiotic bacterial strain proven more effective for treating a common intestinal infection

Researchers have discovered a new probiotic bacterial strain that is 15% more effective in treating giardiasis than the existing strain. The strain, Lactobacillus johnsonii CNCM I-4884, has significant anti-Giardia activity and can transform conjugated bile salts into toxic compounds for the parasite.

Are dogs the new children?

Research suggests that dog ownership is connected to declining birth rates, as people turn to dogs for emotional support and companionship. The theory proposes that the popularity of dogs is rooted in biological evolutionary causes, but has culturally escalated as human relationships are often damaged or absent.

SourceEötvös Loránd University·JournalCurrent Directions in Psychological Science·DateMar 25, 2025