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Balaenopteridae VU

THE

FIN WHALE

Greyhound of the Deep Ocean

Balaenoptera physalus

Global
CLASS Mammalia FAMILY Balaenopteridae GENUS Balaenoptera
47 km/h
Top Speed
⚖️
40,000-80,000 kg
Max Weight
📏
18-27 m
Body Length
🕰️
80-90 years
Lifespan
🍖
Filter Feeder
Diet Type

IUCN Red List — Where this species stands

LC Least Concern
NT Near Threatened
VU Vulnerable
EN Endangered
CR Critical
EW Extinct Wild
EX Extinct

About the Fin Whale

Balaenoptera physalus

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The fin whale is the second-largest animal ever to have lived on Earth, surpassed only by the blue whale. Despite its immense size, it is extraordinarily fast, earning the nickname ‘greyhound of the sea.’ Its asymmetric jaw coloration — white on the right and dark on the left — is unique among all whales and may relate to its rotary lunge-feeding technique. Populations decimated by commercial whaling are now slowly recovering.

⚡ Speed Comparison

Human
12 km/h
Fin Whale
47 km/h
Car (city)
50 km/h
Horse
54 km/h

💡 Fun Facts

01

Fin whales can dive to depths of 470 meters and hold their breath for up to 25 minutes.

02

Their low-frequency calls at around 20 Hz can travel thousands of kilometers through the ocean, making them among the loudest animals on Earth.

03

The right lower jaw is white while the left is dark — a unique asymmetric coloration linked to a unique clockwise spiral lunge-feeding technique.

04

A single fin whale can consume up to 1,800 kg of krill and small fish in a single day during peak feeding season.

05

Fin whale calves are born at about 6 meters in length and gain roughly 100 kg per day while nursing.

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📍 Where to Find This Animal

Habitat Types: Open Ocean

🛒 Fin Whale Related Gear

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How Big Is a Fin Whale?

Side-by-side comparison with an adult human (175 cm)

🧍
Human
175 cm
🐋
Fin Whale
65 cm
shoulder height
40,000-80,000 BODY WEIGHT
18-27 BODY LENGTH
47 TOP SPEED
80-90 LIFESPAN
Fin Whale close-up
Fin Whale

SURVIVAL TOOLKIT

Built for Survival

Nature's engineering refined over millions of years

🔬 SURVIVAL TOOLKIT
Baleen Plates
01

Baleen Plates

Up to 400 overlapping keratin plates filter enormous volumes of seawater to strain out krill and small fish.

Hydrodynamic Form
02

Hydrodynamic Form

A sleek, narrow body and powerful flukes enable sustained speeds up to 47 km/h, exceptional for an animal of this size.

Efficient Respiration
03

Efficient Respiration

Can exchange 90% of lung air in a single breath, compared to only 10-15% for humans, enabling long dives.

Infrasound Calls
04

Infrasound Calls

Produces calls at 20 Hz that travel thousands of kilometers, allowing long-distance communication between individuals.

Asymmetric Coloration
05

Asymmetric Coloration

Unique right-white, left-dark jaw coloration may help disorient prey during the whale's rotational lunge feeding.

Greyhound of the Deep Ocean. An extraordinary creature that reminds us what we stand to lose.

Jungal Safari · Wildlife Network
💡

Did You Know?

Fin whales can dive to depths of 470 meters and hold their breath for up to 25 minutes.

🍖 DIET: FILTER FEEDER

What Does the Fin Whale Eat?

🦐
Krill
🐟
Small Schooling Fish
🦑
Squid
🐡
Capelin
🗺️ GEOGRAPHIC RANGE

Where Do Fin Whales Live?

🌍
Continents
📈
Population Trend Increasing

Conservation in Action

How You Can Help the Fin Whale

Small actions, taken together, can reverse the decline of species like this one

🌳
Protect Habitat

Support wildlife reserves and protected land corridors

🚫
Stop Poaching

Report illegal trade and back anti-poaching patrols

🔬
Fund Research

Camera-trap studies and population monitoring

🤝
Community Work

Partner with local herders to reduce conflict

📢
Raise Awareness

Educate and inspire future wildlife champions

"Without urgent action, the Fin Whale could disappear from the wild within our lifetime."

PROTECT THEM. PRESERVE THEIR LEGACY.

The Fin Whale's Future
Is In Our Hands

Every share, every donation, every voice raised — makes a difference for wildlife conservation.

🌳Protect Habitat
📢Raise Awareness
💰Fund Research
🤝Community Work
🚫Stop Poaching

"Protect Wildlife. Preserve Our Planet."

Every species matters. Every action counts.

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