What Is Globicephalinae?
Globicephalinae is a subfamily within the Delphinidae family, made up of large oceanic dolphins such as pilot whales, melon-headed whales, and pygmy killer whales. These marine mammals are known for their strong social behavior, deep-diving abilities, and rounded head shapes.
How Globicephalinae Is Classified
This subfamily includes several notable genera and species:
- Globicephala: Pilot whales, famous for large pods and deep dives.
- Peponocephala: Melon-headed whales, often seen in big offshore groups.
- Pseudorca: The false killer whale, a powerful and fast-moving predator.
- Feresa: The pygmy killer whale, a rare and lesser-known species.
Despite their names, these animals are classified as dolphins, not true whales.
Key Characteristics of Globicephalinae
- Large Body Size: Many species are bigger than typical dolphins.
- Rounded Heads: A smooth, bulbous forehead known as the “melon.”
- Strong Social Bonds: Pod sizes can range from dozens to hundreds.
- Deep Diving Skills: Capable of hunting squid and fish at great depths.
Why Globicephalinae Matters
Species in this subfamily play key roles in marine ecosystems, often acting as top predators in their environments. Their social nature also makes them important for behavioral studies. However, some species face threats from noise pollution, bycatch, and changes in ocean conditions.
The Simple Takeaway
Globicephalinae is a subfamily of large, social oceanic dolphins—including pilot whales and related species—known for deep diving and strong pod behavior.