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They have been around since the Cambrian Period and a lot of them are extinct.
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∙ 15y ago
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∙ 11y agopopop
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How long has archaebacteria been on earth?
how long has archaebacteria been on earth? how long has archaebacteria been on earth?
How long have mice been on this earth?
they have been on the earth for along time
How long has wood been on earth?
forever it was on earth when the earth was made
How long is the gestation time for echinoderms?
suck me
How long have frogs been on the earth?
They have been on earth since 190 million years ago.
How long have winged insects been on earth?
long time
How long has the surface on earth been changing?
for as long as it has had continents
How long has chimpanzees been on Earth?
A very long time.
How long has light from other stars been traveling toward earth?
Well it depends on what you mean. The distance for how long it takes, or the time as in how long since Earth was made. Earth as you know has been here a long long time. Stars light has been shinning towards Earth eversince it was made. To see how long it takes for a stars light to reach Earth depends on how distant and huge the star is.
How long have as you have been on the world?
i have been on this earth for 8 years
How long have pigs been been on earth?
guinea pigs been on earth more than 3,000 years by:taliyah
How long have you been on earth?
1 second
