Blue Whale

Balaenoptera musculus

The blue whale is the largest animal on Earth! These gentle giants swim in the ocean and can be found in many parts of the world.

Appearance

The Blue Whale is a sleek, elongated mammal with a mottled blue-gray color, often appearing pale or yellowish underneath from diatoms. Its vast size, almost flat head, and small dorsal fin set it apart from other whales.

KingdomAnimaliaPhylumChordataClassMammaliaOrderArtiodactylaFamilyBalaenopteridaeGenusBalaenoptera

Blue Whale

Interesting facts

A blue whale calf drinks enough milk each day to fill a bathtub!

The blue whale's tongue alone can weigh as much as an elephant!

Their heart beats just 2-10 times per minute while diving deep!

They sing incredibly low-frequency songs that travel hundreds of miles!

Special abilities

Blue Whales can gulp vast amounts of water because of their baleen plates that help them filter out tiny krill.

Blue Whales have the loudest calls of any animal that help them communicate across hundreds of miles of ocean.

Blue Whales can dive to impressive depths because their bodies are adapted to withstand immense water pressure.

Measurements & details

Length: 2400-3000 cm
Weight: 100000-200000 kg
Lifespan: 80-90 years
Top Speed: 30 km/h
Litter Size: 1
Gestation: 330-365 days

Diet & Feeding

These giant whales gulp down massive amounts of tiny ocean creatures called krill.

Primary Foods

Euphausia superba
Thysanoessa inermis
Meganyctiphanes norvegica

Foraging Method

Filter Feeding

Ecological connections

eats

Antarctic Krill

Euphausia superba

their primary food source

eaten by

Orca

Orcinus orca

occasionally prey on calves

symbiotic with

Diatom

Cocconeis ceti

grows on skin, causing yellow tint

symbiotic with

Whale Barnacle

Coronula diadema

attaches to skin for transport

Traits

Furry

Find adorable animals covered in a cozy coat of soft fur! Their fur helps them stay warm and protected in different environments.

Social

Discover creatures that love to live and work together! These animals form groups, helping each other find food, stay safe, and raise their young.

Filter Feeder

Discover amazing animals that filter their food right from the water! They have special ways to strain tiny bits of plants or other creatures to eat.

Keystone Species

Discover the hidden heroes of nature! These special species play an incredibly important role in their habitat, holding the entire ecosystem together like a crucial piece of a puzzle.

Aquatic

Discover amazing creatures that call water their home, whether it's oceans, rivers, or lakes! These habitats are full of incredible life.

Giant

Prepare to be amazed by creatures or plants that are much bigger than usual! These impressive giants really stand out in the natural world.

Marine

Dive into the vast, salty waters of the ocean, teeming with an incredible diversity of life, from tiny plankton to giant whales! It's a watery wonderland.

Migratory

Follow incredible journeys across the world! These animals travel far and wide at different times of the year, often to find better food or warmer places.

Protected

Learn about special places, plants, and animals that are kept safe by laws and rules. This helps ensure they can thrive and be enjoyed for a long, long time.