There are several species of fish that are known to make bubbles. These include bettas, Siamese fighting fish, and goldfish.
all the time, literally. especially if they're tank is full of water.
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Teachers Fart every hour.
Something happens more often. Like if you fart frequency increases then you fart more often.
every other week
Family was highly valued by the Blackfoot Indians. For traveling, they also split into bands of 20-30 people, but would come together for times of celebration. They valued leadership skills and chose the chiefs who would run their settlements wisely.
You can often do what is called 'sharting.'
every ten min.
not so often. since if it did we wouldn't have been heere now
It depends but I am guessing not very often
every 9 hours
Depends on whether or not it has eaten beans
100 times a secondd (: x