Giant squid population is one big happy species
Elusive deep ocean dwellers have low genetic diversity despite living around the globe
By Tina Hesman Saey, 18:38 PM March 19, 2013
Giant squid are so mysterious — and so huge — that they inspired the legend of the kraken, a Scandinavian sea monster. Now, a genetic analysis adds to the creatures’ mystique.
DNA evidence suggests that all giant squid are part of one global interbreeding species instead of the three that scientists previously thought existed, an international group of scientists reports March 20 in the Proceedings of the Royal Society B. The finding indicates the giant squid must migrate long distances to...
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