Peregrine Falcons Dive at Over 300 Kilometers per Hour

Their return changed elk behavior and is often cited as an example of how predators affect whole ecosystems.

Organs called ampullae of Lorenzini detect the faint electric fields generated by animals.

They can reach speeds of around 100 kilometers per hour in short sprints.

Some pods specialize in particular prey, from salmon to seals, and pass their techniques down through generations.