Origin of the domestic dog that was the most divergent group. The study found that the skulls of the "Goyet dog" and the "Altai dog" had some dog-like characteristics and proposed that the may have represented an aborted domestication episode. If so, there may have been originally more than one ancient domestication event for dogs as there was for domestic pigs. One theory is that domestication occurred during one of the five cold Heinrich events that occurred after the arrival of humans in West Europe 37 000, 29 000, 23 000, 16 500 and 12 000 YBP. The theory is that the extreme cold during
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