Puppy Jake Foundation

A puppy is a juvenile dog. Some puppies can weigh , while larger ones can weigh up to . All healthy puppies grow quickly after birth. A puppy's coat color may change as the puppy grows older, as is commonly seen in breeds such as the Yorkshire Terrier, seals, giraffes, guinea pigs, rats or sharks.

Development

Puppies are born after an average of 63 days of gestation, puppies emerge in an amnion that is bitten off and eaten by the mother dog. Puppies begin to nurse almost immediately. If the litter exceeds six puppies, particularly if one or more are obvious runts, human intervention in hand-feeding the stronger puppies is necessary to ensure that the runts get proper nourishment and attention from the mother. As they reach one month of age, puppies are gradually weaned and begin to eat solid food. The mother may regurgitate partially digested food for the puppies or might let them eat some of her solid food. The mother usually refuses to nurse at this stage, though she might let them occasionally nurse for comfort.

At first, puppies spend the large majority of their time sleeping and the rest feeding. They instinctively pile together into a heap, and become distressed if separated from physical contact with their littermates by even a short distance.

Puppies are born with a fully functional sense of smell. They are unable to open their eyes. During their first two weeks, a puppy's senses all develop rapidly. During this stage the nose is the primary sense organ used by puppies to find their mother's teats, and to locate their littermates, if they become separated by a short distance. Puppies open their eyes about nine to eleven days following birth. At first, their retinas are poorly developed and their vision is poor. Puppies are not able to see as well as adult dogs. In addition, puppies' ears remain sealed until about thirteen to seventeen days after birth, after which they respond more actively to sounds. Between two and four weeks old, puppies usually begin to growl, bite, wag their tails, and bark.

Puppies develop very quickly during their first three months, particularly after their eyes and ears open and they are no longer completely dependent on their mother. Their coordination and strength improve, they spar with their littermates, and begin to explore the world outside the nest. They play wrestling, chase, dominance, and tug-of-war games.

Socialization

Puppies are highly social animals and spend most of their waking hours interacting with either their mother or littermates. When puppies are socialized with humans, particularly between the ages of eight and twelve weeks, they develop social skills around people. Those that do not receive adequate socialization during this period may display fearful behavior around humans or other dogs as adults. The optimum period for socialisation is between eight and twelve weeks; professional animal trainers and the American Kennel Club advise puppies should be introduced to "100 People by 12 Weeks" and have encountered a wide and varied selection of people and environments.

Docking and declawing

The practice of docking began primarily as a preventive measure for injury among working dogs. Docking is now primarily performed for purely cosmetic reasons, and some breeds traditionally have their tails cropped anywhere from slightly to almost entirely.Serpell, James A. ''Companion Animals And Us: Exploring the Relationships Between People and Pets'', 2000, page 307 Many countries now ban cropping and docking for cosmetic purposes, including Australia, parts of Canada, the majority of the European countries (Austria, Greece, Finland, Netherlands, Italy, the Czech Republic, Turkey, Poland, Slovakia, England, Scotland, Slovenia, Ireland, Norway and Sweden), while others, such as the United States, permit it. As of 2008, the practice is opposed by the American Veterinary Medical Association.AVMA.org
AVMA opposes cosmetic ear cropping, tail docking of dogs - December 15, 2008 Some breeders also prefer to declaw the dogs to prevent future injuries caused by scratching, or in the case of dewclaws, ingrown and ripped-off nails. Docking and declawing procedures are usually performed within the first few days after birth, by a veterinarian, or by an experienced breeder.

Gallery

File:ACD Silverbarn's Ronja x.jpg, Australian Cattle Dog puppy
File:Abandoned Dog.jpg, A mongrel puppy
File:Westie pups.jpg, West Highland White Terrier puppies
File:St. Bernard puppy.jpg, St. Bernard puppy
File:Image-Cavapoo puppy.JPG, Cavapoo puppy
File:Beulah at Five & A Half Weeks on Jan Coffman's Farm, Walkerville, MD June 1999 by Asilverstein.jpg, Bloodhound puppy
File:Chihuahua puppy 001.jpg, Chihuahua puppy
File:Szczenie Jack Russell Terrier3.jpg, Jack Russell Terrier puppy
File:Puggle puppy (cropped).jpg , Puggle puppy
File:Basenji puppies.jpg , Newborn Basenji puppies
File:German Spitz puppy.jpg, German Spitz puppy
File:Puppy on Halong Bay.jpg, A little mongrel puppy on the shore, on Halong Bay
File:Raskal.jpg , Basenji puppy
File:Two red and white haired shih tzu littermates.jpg, Two Shih Tzu puppies
File:President Lyndon B. Johnson and his puppies.jpg, President Lyndon B. Johnson with a basket of puppies in 1966

References

Further reading

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External links

Great breeds for First-Time Dog Owners
from the AKC

Legislation and rules - Be your dogs best friend and a good neighbor
from the AKC

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Dogs