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.
News of a trainer being killed by a killer whale at SeaWorld Orlando today doesn't change the fact that these giants, while deadly predators, do not kill humans at sea.heir fierce reputation comes from interactions with whales, not humans. In fact, sailors who witnessed killer whale attacks on larger cetaceans referred to the animals as whale killers.. That name changed to killer whales.