At first glance, the world’s second largest fish might seem menacing with its gaping mouth and rows of teeth. But don't worry, the basking shark is one of only three filter-feeding shark species
, propelling their huge bodies out of the water, sometimes up to four times in a row. Breaching is still not totally understood, but the behavior could dislodge parasites or serve as a courtship ritual. Whatever the reason, breaching is very important to the fish: It takes up to 32 times more energy than swimming.
Usually solitary, males and females come together to mate during the summer. Males are believed to reach sexual maturity at around 12 to 16 years, while females reach maturity at about 20 years. Although mating has never been scientifically observed, scars on female sharks suggestBased on their estimated growth rate, length and number of rings on their vertebrae, basking sharks are
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