Explanation:
to strike or grind (the teeth) together He gnashed his teeth in anger.
If you value outdoor recreation, the career that might be good for you is adventure travel writer.
There types of writers travel all over the world experiencing different countries and various adventurous activities. They later on write about them in a blog or a traveling book they may publish. This is quite suitable for a person who enjoys outdoor recreation.
Binomial Nomenclature is the scientific system of giving double names for animals and plants.For example Chlamyphrus Truncates is the binomial nomenclature name for the Pink fairy armadillo