Origin of the domestic dog them to more successfully adapt to the human habitat. Even today, the wolves on Ellesmere Island do not fear humans, which is thought to be due to them seeing humans so little, and they will approach humans cautiously, curiously and closely. Some studies have found greater diversity in the genetic markers of dogs from East and Central Asia compared to Europe and have concluded that dogs originated from these regions, despite no archaeological evidence to support the conclusions. One reason for these discrepancies is the sustained admixture between different dog and wolf populations across the Old and New Worlds over
Dog snapper Dog snapper The dog snapper ("Lutjanus jocu") is a species of snapper native to the Atlantic Ocean. It is a commercially important species, and is popular for display in public aquaria. It is also known as the dogtooth snapper, pargue, or snuggletooth snapper. Its color is typically brown with a bronze tinge, lighter on the sides. In adults, a pale triangle and a light-blue, interrupted line are found just below the eye. This species can reach a length of , though most do not exceed . The greatest known weight for this species is . Dog snapper are found from