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  1. Orca - Wikipedia

    The orca (Orcinus orca), or killer whale, is a toothed whale and the largest member of the oceanic dolphin family. The only extant species in the genus Orcinus, it is recognizable by its distinct …

  2. Facts about orcas (killer whales) - Whale & Dolphin Conservation …

    A wild orca pod can cover over 99 miles (160 kilometers) a day, foraging and socializing. They were give the name "killer whale" by ancient sailors who saw them preying on large whales. …

  3. These Orcas Are on the Brink—And So Is the Science That Could …

    1 day ago · But orca poop is worth the effort because it is a data treasure trove. With just a pea-size glob of scat, biologists can genetically decode which individual whale produced the sample.

  4. Killer whale | Definition & Facts | Britannica

    Dec 2, 2025 · More than 20 species names have been applied to the killer whale, but a consensus now recognizes only O. orca. Killer whales were formerly referred to as …

  5. Orcas (Killer whales) | National Geographic

    Orcas are highly intelligent, social mammals that have long been a part of marine park entertainment, performing shows for audiences. However, it's become increasingly clear that …

  6. Orca - National Wildlife Federation

    Learn facts about the orca’s habitat, diet, life history, and more.

  7. Killer Whale | NOAA Fisheries

    Aug 18, 2025 · Scientific studies have revealed many different populations with several distinct ecotypes (or forms) of killer whales worldwide—some of which may be different species or …

  8. Orca - Ocean Conservancy

    Orcas are very easy to spot in the ocean—their iconic black and white coloring gives them away. Orcas are incredibly powerful hunters and eat fish, seals, sharks and more. People began …

  9. Orcas: Facts about killer whales - Live Science

    Jan 28, 2025 · Orcas are often called killer whales, even though they almost never attack humans. They live in every ocean around the world, from the warm waters near the equator to …

  10. Orca: Discover the Fascinating World of Orcas (Killer Whales)

    Sep 30, 2024 · The Orca, known as the Killer Whale, is one of the ocean’s most recognizable and intelligent predators. This apex predator has fascinated humans for centuries, thanks to its …