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.
His research and experiments ranged from astronomy to biology to physics; he is particularly recognized for the observations he made while using a microscope and for Hooke's Law of elasticity. Hooke died in London in 1703. Early Life and Education. Robert Hooke was born in the town of Freshwater, on Englandâs Isle of Wight, on July 18, 1635. His parents were John Hooke, who served as curate for the local church parish, and Cecily (nÃ©e Gyles) Hooke.
In the 17th century, the English physicist Robert Hooke discovered plant cells while examining cork under a microscope. He was the first to refer to the units as cells because their boxy appearance reminded him of monastery cells.