The dog (Canis familiaris or Canis lupus familiaris) is a domesticated descendant of the gray wolf. Also called the domestic dog, it was selectively bred from an extinct population of wolves during the Late Pleistocene by hunter-gatherers.

Do­mes­tic dogs have a ges­ta­tion pe­riod of 9 weeks, after which any­where from 1 to dozens of pup­pies can be born, de­pend­ing on the breed and nu­tri­tional sta­tus of the mother. Av­er­age lit­ter sizes are from 3 to 9 pup­pies.

2025年2月6日 · dog, (Canis lupus familiaris), domestic mammal of the family Canidae (order Carnivora). It is a subspecies of the gray wolf (Canis lupus) and is related to foxes and jackals. The dog is one of the two most ubiquitous and most popular domestic animals in the world (the cat is the other).

Recent studies agreed that the dog (Canis lupus familiaris) is a domesticated form of the gray wolf (Canis lupus) (e.g., Duleba et al. 2015). The dog has been considered both a distinct species, Canis familiaris (Jones et al. 1992) and as a subspecies, Canis lupus familiaris (Wozencraft, in Wilson and Reeder 2005).

All dogs descend from a species of wolf, but not the gray wolf (Canis lupus), like many people assume. In fact, DNA evidence suggests that the now-extinct wolf ancestor to modern dogs was...

2010年9月15日 · This datasheet on Canis lupus familiaris covers Identity, Overview, Distribution, Dispersal, Biology & Ecology, Impacts, Uses, Prevention/Control, Further Information.

Like most mammalian predators, the dog has strong muscles and a well developed cardiovascular system that give them both endurance and speed. They have an highly developed senses of smell and hearing and teeth that are adapted to hold and tear prey. Size, body form, strength, endurance, and fur coat depend on breed.

2024年9月16日 · Dogs belong to the genus Canis. What is an interesting fact about Dogs? Dogs were first domesticated in Southeast Asia! What is the scientific name for the Dog? The scientific name for the Dog is Canis lupus familiaris. What is the lifespan of a Dog? Dogs can live for 15 years. How fast is a Dog? A Dog can travel at speeds of up to 31 miles per ...

Dogs fulfilled a new biological niche after being domesticated from wolves. The transformation of their gut microbiome is reflective of their dietary shift and adaptation to human environments. The closest extant relative of the dog (Canis lupus familiaris) is the gray wolf (Canis lupus), making the gray wolf a primary subject of comparative ...

2025年1月25日 · The modern dog is descended from the wolf (Canis lupus) and is classified as a wolf subspecies, C. lupus familiaris. C. lupus also includes more than 30 other subspecies found in different parts of the world, some of which are now extinct.