It varies with the individual.
127,687 each year
1000000000
There are exactly 289 different octopus species. Here is some more information about octopuses and their different species: http://en.wikipedia.org/wiki/Octopus -GLOWSTICK.
about 10 or less
The most dangerous one would probably be the blue ringed octupus ,which I lives in the great barrier reef, because of its deadly poison. Giant Pacific octopuses might also be dangerous because they are known to kill sharks that they share tanks with in aquariums. The day octopus is almost as big as a giant octopus except that it can float in the ocean and attack divers.
There are four ringed planets in our solar system: Saturn, Jupiter, Uranus, and Neptune. Each of these planets has a system of rings surrounding them, with Saturn's rings being the most prominent and well-known.
octopus do not have teeth. they have beaks.
Because the worm has many rings around its bodies which makes it a an Annelid. Annelid="Ringed" and refers to a series of rings or segments that make up the bodies of the members of this phylum.
There is 10-15.They are mainly caused because of the blue ringed octopus.
Although each of the four gas giants has a ring system, Saturn's ring system is by far the most spectacular, and known as 'THE' ringed planet. There are multiple planets with rings; Saturn has the most with over 1000, but Uranus, Jupiter, and Neptune also has rings, but they aren't noticed as easily as Saturn.
BLUE RINGED OCTOPUS GIANT PACIFIC OCTOPUS PACIFIC RED OCTOPUS and many more
It can make itself change from blue to green, red to brown and yellow to orange.