The effect of water velocity on shape has been well documented for freshwater fishes, and streamlining and robustness have been linked with improved performance in different water-velocity (high and low, respectively) conditions (Langerhans et al. 2003, Haas et al.
One of the most inspiring deaf or deafblind women is Helen Keller. Even today, her biography fascinates people. Helen Keller was born June 27, 1880 in Tuscumbia, Alabama. An unidentified illness took her hearing and sight when she was only 19 months old. After losing both, she became wild and uncontrollable due to her inability to communicate and learn.
Helen Keller's First Words. On April 5, 1887, less than a month after her arrival in Tuscumbia, Anne sought to resolve the confusion her pupil was having between the nouns mug and milk, which Helen confused with the verb drink.. Anne took Helen to the water pump outside and put Helen's hand under the spout. As the cool water gushed over one hand, she spelled into the other hand the word w-a-t-e-r first slowly, then rapidly. Suddenly, the signals had meaning in Helen's mind.