The hair color is the result of pigmentation due to the presence of the chemicals called eumelanin and pheomelanin. The more eumelanin present, the darker the hair color, the more fomelanina, clearer. The color of a person’s hair can also change over time. There are differences in color and texture between individuals of the same …
Tag Archive: biodiversity
May 23
Knowing life
In the last Decembre , a group of biologists directed by Casey Dunn, have been able to complete the family tree of molluscs. A lot of molluscs weren’t studied because they are both on land and in water. But with many new technologies , these investigators have been able to complet it. Thus, now we know some new …
May 04
Climate change and plants
According to a study published in the journal “Nature” this 2nd of May in 2012 the climate change causes a step forward in progress in the life cycles of plants such as flowering, which occurs now days before than 30 years ago.Plants are advancing their life cycles to adapt to global increase temperatures. But the researches made until now was underestimated the magnitude of these changes as a team scientist at the …
Mar 25
Frogs and the city
People think that the only places where we can find new species are away from civilization. They picture big jungles in South America, home of horrible cannibals, black panthers and crazy monkeys. Sometimes, people even thinks on the bottom of the sea, deep down where even light can’t shine. But, what if I told you …
Mar 09
A new specie every two days.
In 2010 the experts located more than 200 new species of animals and plants in Gran Mekong ( southeast Asia) A monkey with a forelock and that when sneezes when it’s raining, a psychedelic gecko and a female lizard that doesn’t need a male to reproduce were discovered in Gran Mekong, a place with a …