Sentences with phrase «dog body size»

Our genetic analysis includes genes that, together, explain over 80 % of the variation in dog body size.

Not exact matches

Ostrander says that by identifying other dog genes for body size and for traits such as leg length and head shape, researchers may learn more about growth and its disorders — especially cancer — in humans and their best friends.

It makes sense that only a few genes would suffice to determine a trait such as body size, Ostrander says, because all dog breeds belong to the same species, Canis familiaris, and most have taken shape in the last three centuries.

«Thus, the use of small populations artificially bred for desired traits, such as smaller body size or coat color, may have led to an accumulation of harmful genetic variations in dogs.»

The team collected it from recently dead pigs, dogs, rabbits, and sheep, picking those species because they represented a range of body size, ear canal type, and lifestyle.

Domestic dog breeds are more varied in body size and shape — not to mention coat color and fur length — than any other land - based mammal.

Co-author Heidi Parker, a geneticist at NHGRI, says that because humans initially bred dogs for specific traits — say, smaller body size or calm temperament — selection created a population «bottleneck» that narrowed the genetic variation in offspring, leaving them with just a few specific clusters of variable genetic regions.

«Despite variation in body size, the jaguar, puma, ocelot, oncilla and bush dog overlap in their ecological requirements,» the study said.

In contrast, the strongest signals of diversifying selection in dogs are all associated with either body size / shape or hair / pigmentation traits, and therefore are unlikely to have been under selection for disease resistance, metabolic adaptations, or behavior.

Thanks to the five adjustable comfort points, sizing guide and two saddlebags that hold close to your dog's body, your best friend will barely notice the extra weight while having plenty of water for the hike.

Dogs in the top category, «severely overweight», tended to weigh at least 15 per cent more than the optimum for their body size.

Each one as created for a specific dog breed, keeping in mind their behavioural tendencies and unique body shapes and sizes.

Original Ultra Whole Body Health for dogs is available in several formulas and sizes for dogs and cats.

Knowing your dog's health concerns, ideal body weight and size, personality traits and behavioral patterns will always help you to have an upper hand in matters of pet care.

Using a unique set of genetic markers, we can predict your dog's size and optimal body weight.

Activated by the dog's body heat, the D.A.P. collar releases pheromone over 4 weeks making it an ideal way for owners to help control stress related behavior, as well as letting their pet socialize with other dogs.The collar is available in 2 sizes, the puppy / small dog collar fits necks up to 14» and the medium / large fits necks up to 24».

The vet will feel around your Schnauzer's entire body from head to tail, for proper body weight and size, feeling for any lumps, and taking note of any area where your dog shows a sign of discomfort.

A form of skeletal dwarfism, this causes affected dogs to have abnormally short legs but a normally sized body due to abnormal fetal skeletal maturation.

With both dogs and cats, regardless of breed or size, you can assess whether your pet is at a healthy body composition by examining their body shape.

The researchers now suggest that there is a link between how social an animal is and the size of their brains relative to their body size, meaning that dogs may have larger brains relative to their body size than cats because they are more social animals.

If you plan to show your dog, the body types are quite different, the head size, the tallness and longevity of the body.

This is a medium - size dog with a muscular, almost square body.

Certain breeds and sizes of dogs require jackets because they have a hard time creating and retaining enough body heat to keep them warm in cold temperatures.

This medium size dog boasts a compact body with a neck of medium length and a broad chest.

During those visits, he began to understand what size difference could mean to his well - being and to acknowledge dog body language when a dog didn't want any more play.

This is a medium - size dog with a body that is longer than it is tall.

This is a medium - size dog with a muscular body that is either square or slightly longer than it is tall.

In the early days, it was the imported Siberian sled - dogs, sometimes referred to as Siberian rats because of their lighter body structure and smaller size than the Malamutes and mixed breeds traditionally used in Alaska, that soon won fame and success - not only as very fast competitors in the grand sled - dog races of the gold - rush era, but also as couriers of mail, and even of vaccines which saved human lives (one very famous instance of which, is remembered through the classic Iditarod race).

The Labrador Retriever is a medium - sized dog breed, with a strong, compact and muscular body.

You have to think about your dog's size, however, because that will have an impact on his metabolism — the way his body burns through nutrients.

For very small dogs, some of the most common issues are related to the dog's compact size and body structure — things like dental issues and spinal problems are common.

With veterinary laparoscopic surgery, the veterinarian cuts a small incision, the size of a keyhole, through the body wall of a dog or cat.

In this regard, it is worthwhile to remember that small size dogs have a body surface area that is proportionally greater than that of large and giant size dogs: this means that the calorie requirement per kg of body weight is higher in small size breeds than in large and giant breeds.

Since this syndrome is seen predominantly in very small dogs, it is tempting to speculate that the disease may be partially linked to increased antigenic load in comparison to the body size of the dog, since the same volume of rabies vaccine is given to all dogs subcutaneously.

This pet coats that is perfect for small and medium frame body of a dog and comes from different kinds of sizes for you to choose from.

Cats seem to go missing more often than dogs and are significantly harder to find because of their resources and their body size.

The reason you will hear about pitbulls behaving badly is because the size and body type of this dog attracts the wrong owner who often does not want this breed as a pet but as a status dog or a fighting dog and therefore poorly socializes the animal, which would cause a dog of any breed to attack.

There is some variation in brain size among different dog breeds, but that is mostly due to variation in body size.

Are big dogs in little dogs» bodies (average size is from 17 lbs.

But if you're comparing brain size relative to body size, as the breed's body size gets smaller, dog brain size doesn't necessarily shrink in exact proportion.

However, his chunky body and big head combined with his little legs, make him the perfect size for anyone wanting the best of both worlds - a big dog look with a medium dog's body!

With limited oversight of service dogs and ESAs in the USA, permissive enforcement of requirements, and an expanding array of service dogs and ESAs, dogs of many different breeds and body sizes are providing meaningful support to people with a variety of disabilities.

This medium sized dog has a strong build with a powerful body covered with a wooly type coat.

At all of 2 -3 months her body size shows that she won't be a small dog.

But even dogs of the same (or similar) breeds and sizes will age at different rates, depending how soon and how fast the body's systems slow down and deteriorate.

Requirements: Must be able to work on a fixed schedule (at the same time each week), be able to work independently, all volunteers must be comfortable around dogs while dog care volunteers must be comfortable with all size and breed of dogs, some knowledge / experience in interpreting and understanding cat / dog body language.

Requirements: Must be able to work independently, all volunteers must be comfortable around dogs while dog care volunteers must be comfortable with all size and breed of dogs, some knowledge / experience in interpreting and understanding cat / dog body language.

Requirements: All volunteers must be comfortable around dogs while dog care volunteers would benefit from being comfortable with all size and breed of dogs, some knowledge / experience in interpreting and understanding cat / dog body language.

The medium - size, square body of the Canaan Dog is without extremes, showing a clear, sharp outline.

``... a total of 13 loci have been identified that significantly affect weight and / or height in dogs, six of which explain over 80 % of the variation in body size in purebred dogs.