Top 10 unbelievable historical concurrencies. There are more than 1,450 species of bamboo plants. Of these, there are two basic types: those that spread and those that clump. Spreading bamboo, also called running bamboo, will cover any distance up to 100 feet (30.5 m) within a relatively short time period.
yawning (yanâ²ing) yawning An involuntary and often infectious act of slow, deep inspiration accompanied by an almost uncontrollable desire to open the mouth widely.
Yawning can also be the first sign of what is called the vasovagal reaction. Potentially adversive stimuli, such as needle pricks or even generalized anxiety about some future event, can lead to increased activity in the vagus nerve.