So, that many of the experts feel that this is a submissive signal like a dog tucking his tail between his legs. I would like to also add that Puffers are very long lived fish. Even in captivity, they easily go over 10 years with proper care. Many of the smaller brackish varieties have been recorded to 18 years of age.Larger marine varieties have been seen in their twenties! Keep this in mind, that the puffer you have now will be with you for a long time. So, take good care of it.any of the smaller brackish varieties have been recorded to 18 years of age. Larger marine varieties have been seen in their twenties! Keep this in mind, that the puffer you have now will be with you for a long time. So, take good care of it.
Robert Hooke (28 July 1635 â 3 March 1703) The cover of Robert Hooke's Micrographia, published in 1665. In addition to illustrations of insects, snowflakes, and his famous slice of cork, he also described how to make a microscope like the one he used.
Robert Hooke is the scientist that is usually credited with the discovery of the cell. He was the first to use the word cell, because the first cells he observed looked similar to monkâs cells. He observed cork cells and published his findings in a book called Micrographia in 1665.