gigasecond (plural gigaseconds) A unit of time equal to 1,000,000,000 seconds and with symbol Gs. Translations
Orcas are called killer whales due to the fact that they are the top predator in the ocean. They are the hunters, not the hunted. They eat almost anything and everything they â¦ can find including other whales.
The majestic killer whale has a number of predator adaptations. Jupiterimages/Photos.com/Getty Images. Killer whales, also known as orcas, aren't whales at all. They're really dolphins, and they're the largest mammal-hunting creatures on earth.wo Types of Pod. Generally, killer whales tend to live and hunt in pods of around 40 individuals. Two types of pod exist, each with specific prey preferences and practices.