Ox Head
travel network

Human teeth evolved from fish

OHTN2017-11-24Aix XinLe

According to the British newspaper "independent" reported 21, according to a new study, the earliest human ancestor of fish teeth is evolved from scales.

Reported that the University of Cambridge Dr. Gillis and his research team found that modern fish scales with their ancestors are not the same, the ancient fish scales like sharp teeth, called "skin teeth". In the process of evolution, these teeth from the original fish skin gradually transferred to the mouth, then evolved into all vertebrate teeth. The study was published in "Proceedings of the National Academy of Sciences".

NewsAmerican woman with a pet hen water paddling play funny picture

2017-10-22Aix XinLe16

American woman with a pet hen water paddling play funny pictureIn the famous French children's book, "not the same as Carmela", the chickens Carmela had the privilege to play on the sea. But in real life there have been so chicks follow the master to enjoy a different kind of water experience. According to the Bri…

NewsThe benefits of middle-aged women what sex

2017-12-07Aix XinLe12

The benefits of middle-aged women sex What? Sex is a human primitive instincts, middle-aged women, although physically not as good as before, but often adhere to sex there are many benefits to the body. So the benefits of middle-aged women sex, what does…

News47 years old, like sex, still very strong, this is normal?

2017-11-29Aix XinLe12

47 years old, like sex, still very strong, this is normal?Hello, I am 47 years old and have a normal sex life , the two or three days without sex wanted to do, my husband said I was sexually active, this is the disease? Strange embarrassed…

NewsMy mother and I have sex

2017-11-29Aix XinLe10

My mother and I have sexOne day my mother called me last Saturday my father slept outside to play. So my mother took off their clothes and my clothes. She took my penis into her pussy . A few minutes later I shot the water. She did not set aside inserted two hours. During which…

NewsDuring menstruation, sexual life, what is wrong?

2017-12-01Aix XinLe44

During menstruation, sexual life, what is wrong?And his wife wanted to have sex during menstruation, but his wife said, carried out during pregnancy sex life, her body is not good, I ask, in the end what good…