A pair of rare sperm whales, first sighted off the San Diego coast last week, has been spotted again over the weekend.

Sperm whales, denizens of the deep ocean, rely on sound for survival in their extreme environment. They produce the loudest biological sounds on Earth, reaching up to 236 decibels underwater. These ...

A 13-day survey conducted in the Clarion-Clipperton Zone (CCZ) found a large variety of marine life living in the region, including sperm whales, Risso’s dolphins, and common dolphins. The University ...

Sperm whales, the planet’s largest toothed predator, have incredibly complex social structures and cultural practices. During a recent WWF-backed research expedition around Greece’s northwestern ...

SAN DIEGO — Two rare sperm whales were spotted around 15 miles off the San Diego coastline on Saturday. This sighting comes a ...

Where it lives: Tropical and temperate waters around the world. What it eats: Deep-sea squid, octopuses, crustaceans and fish. Dwarf sperm whales have an unusual way to protect themselves if they come ...

Boaters of a local tour group witnessed a rare sighting of two sperm whales about 20 miles off the coast of San Diego on ...

Anglers off the coast of Honduras captured rare footage of a pod of orcas eating a sperm whale, according to a new study. Photo from Felix Rottmann, UnSplash While fishing off the coast of Honduras in ...