The darker pigmentation at higher latitudes in certain ethnic groups such as the Inuit is explained by a greater proportion of seafood in their diet and by the climate which the Eskimos live in, because in the polar climate there is more ice or snow on the ground, and this reflects the solar radiation on to the skin, making this environment lack the conditions for the person have blond, brown or red hair, light skin and blue, grey or green eyes.An alternative hypothesis was presented by Canadian anthropologist Peter Frost, who claims blond hair evolved very quickly in a specific area at the end of the last ice age by means of sexual selection.
The hair color gene MC1R has at least seven variants in Europe giving the continent a wide range of hair and eye shades.
Based on recent genetic research carried out at three Japanese universities, the date of the genetic mutation that resulted in blond hair in Europe has been isolated to about 11,000 years ago during the last ice age.
Carp possess a natural instinct to learn and adapt to various dangers in order to survive.
Increasing pressure forces carp to learn quickly and wise up to the most common .
Technologies in fishing lines, bait and rig presentation have developed to help anglers trick more carp into taking the hook bait.