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Coren's book presents a ranked list of breed intelligence, based on a survey of 208 dog obedience judges across North America. [10] When it was first published there was much media attention and commentary in terms of both pros [11] and cons. [12] Over the years, Coren's ranking of breeds and methodology have come to be accepted as a valid description of the differences among dog breeds in ...
An Old English Sheepdog An Icelandic Sheepdog A Welsh Sheepdog. A sheep dog or sheepdog is generally a dog or breed of dogs historically used in connection with the raising of sheep. These include livestock guardian dogs used to guard sheep and other livestock and herding dogs used to move, manage and control sheep and other livestock.
The competitive dog sport in which herding dogs move animals around a field, fences, gates, or enclosures as directed by their handlers is called a sheepdog trial, herding test or stockdog trial depending on the area. [16] Such events are particularly associated with hill farming areas, where sheep range widely on largely unfenced land.
The Shetland Sheepdog, also known as the Sheltie, is a breed of herding dog that originated in the Shetland Islands of Scotland. It was formally recognized by the Kennel Club in 1909. It was originally called the Shetland Collie , but this caused controversy amongst Rough Collie breeders of the time, so the name was changed. [ 1 ]
The Old English Sheepdog is a large breed of dog that emerged in England from early types of herding dog. Other names for the breed include Shepherd's Dog and bob-tailed sheep-dog . [ 1 ] The nickname Bob-tail (or Bobtail ) originates from how dogs of the breed traditionally had their tails docked .
The Carea Leonés (English: Leonese Sheepdog) [2] is a breed of herding dog from León, Castile and León, Spain , and is used as a sheepdog. For centuries, they tended flocks of Churra (sheep) in the mountains of the historical region of León .
The New Zealand Heading Dog has since been an integral part of sheepdog trials, which began in New Zealand as early as 1867 in Wānaka. [3] The competitive dog sport involves herding sheep around a field and into enclosures. [4] The Heading Dog is the fourth most common breed of dog in New Zealand. [5] Two New Zealand Heading dogs in eastern ...
Shimmering behaviour of Apis dorsata (giant honeybees). A group of animals fleeing from a predator shows the nature of herd behavior, for example in 1971, in the oft-cited article "Geometry for the Selfish Herd", evolutionary biologist W. D. Hamilton asserted that each individual group member reduces the danger to itself by moving as close as possible to the center of the fleeing group.