The 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 pigmentation; being
Killerwhales jumping
Orcinus citoniensis fossil, an extinct species of the same genus, Museo Capellini in Bologna
Modern orca skeleton, Naturalis, Leiden
An orca leaps out of the water when swimming—a behaviour known as porpoising—in Hood Canal
An apex predator, also known as a top predator or superpredator, is a predator at the top of a food chain with few natural predators of their own, if any.
Orca
…temperate or cooler coastal waters. Scientists have proposed dividing the global population into races, subspecies, or possibly even species. Orcas are apex predators with a diverse diet. Individual populations often specialize in particular types of prey, including bony fish, sharks, rays, and marine mammals such…
The lion is the world's second-largest big cat. Healthy adults are apex terrestrial predators in Africa.
The saltwater crocodile is the largest living reptile and the dominant predator throughout its range.
The Megalodon, the largest shark to have ever existed, had a major impact on global marine ecosystems.
The wolf is both an apex predator and a keystone species, affecting its prey's behaviour and the wider ecosystem.