Blue Whale
Mammals

Blue Whale

Balaenoptera musculus

Overview

The blue whale (Balaenoptera musculus) is a marine mammal belonging to the baleen whale suborder Mysticeti. It is the largest animal ever known to have existed.

Fun Fact

The tongue of a blue whale can weigh as much as an elephant and its heart can be as large as a car.

Physical Characteristics

Long, slender body with a mottled bluish-grey color. They can grow up to 30 meters in length.

Behavior & Ecology

Solitary or in small groups. They are known for their loud and complex vocalizations.

Diet & Hunting Strategy

They eat almost exclusively krill. A single adult can consume up to 4 tons of krill per day.

Reproduction & Life Cycle

Calves are born every 2 to 3 years after a 10-12 month gestation period.

Human Interaction

Protected worldwide, they are key targets for whale-watching expeditions.

FAQ

What is the scientific name of the Blue Whale?

The scientific name of the Blue Whale is Balaenoptera musculus.

Where does the Blue Whale live?

Open oceans in all major seas, from polar to tropical waters.

What does the Blue Whale eat?

Carnivore (Filter feeder). They eat almost exclusively krill. A single adult can consume up to 4 tons of krill per day.

How long does the Blue Whale live?

The lifespan of the Blue Whale is approximately 80-90 years..