It may seem pretty easy to maintain oral health. Brush your teeth twice a day and visit your dentist. Simple, right? However, for women, oral health is way more complicated than men’s. A woman’s oral health is dependent a lot upon her reproductive cycle and age. Don’t get us wrong; regardless of your age, you should always brush and floss your teeth. What we mean is that some life stages require extra care. (more…)
The discovery of a single anatomical difference between males and females of a species of Stegosaurus provides some of the most conclusive evidence that some dinosaurs looked different based on sex, according to new research.
Princeton University research published in the journal PLoS ONE found that the back plates of the species Stegosaurus mjosi came in two varieties that indicated the animal’s sex — short and wide, and tall and narrow. Females had one type of plate and males donned the other. The lack of a particular female-specific bone tissue found in birds and some dinosaurs, however, made it difficult to determine which sex had which plate type.(more…)
