Known for their intelligence, playfulness, and friendliness toward humans, dolphins can often be seen swimming alongside boats or performing at aquariums.
Learn MoreMarch 12, 2011 - Within approximately 25 minutes of the earthquake (magnitude 8.9) that occurred at 2:46 p.m. local time off the east coast of Japan near Sendai, a tsunami was recorded by DART buoy 21418.
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