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Female hammerhead sharks can reproduce without having sex. ... Vertebrates in general have evolved away from parthenogenesis to boost genetic diversity and enhance evolutionary potential. The concern for sharks is that not only could we be reducing their numbers but we could be making them less fit as well. ... Did this happen to Virgin Mary? :-) Tomáš J. Fülöpp
2007-05-23
shark Virgin birthThis study confirmed that hammerhead sharks have anterior binocular vision. That means they can see directly ahead while swimming and can accurately judge distance, particularly to any prey they hunt. What's more, the researchers show that the degree of overlap between the two eyes increases with head width.
2009-11-27
hammerhead shark vision ocean toreadThe 3.6-metre tiger shark was caught on 4 September by a local investment banker who was deep-sea fishing. Whilst reeling it in, he said he saw a leg poking out of the shark's mouth. After cutting the creature open, defence force officers found a torso, two severed arms, and a right leg.
2010-09-16
shark swimming BahamasA British man has died in a shark attack while on honeymoon in the Seychelles in the Indian Ocean.
2011-08-17
Seychelles shark snorkelingThe Marshall Islands government has created the world's largest shark sanctuary, covering nearly two million sq km of ocean.
2011-10-03
ocean Marshall Islands shark protection marine reserve