The gigasecond (Gs) is a unit of time in the International System of Units, defined as 109 seconds using the SI prefix system.
John Hargrove, who spent 14 years as an orca trainer, mostly at SeaWorld, says there was no doubt that the whale was aggressive. And the reason for whales' aggression, he says, is that they're held captive.Hargrove eventually became disillusioned with SeaWorld's treatment of orcas and left the company.ohn Hargrove, who spent 14 years as an orca trainer, mostly at SeaWorld, says there was no doubt that the whale was aggressive. And the reason for whales' aggression, he says, is that they're held captive.
Thus, orcas are prime feeding targets for mosquitos. In fact, two captive orcas have died from mosquito-borne illnesses. Perhaps the most emblematic health problem associated with captivity is the collapse of the orca's daunting, shark-like dorsal fin. Though not actually harmful, the deformity affects over half of killer whales in captivity. Less than 10% of animals in the wild are afflicted. Killer whales are extremely intelligent creatures, one of the few capable of passing the mirror self-recognition test.