Whale Facts for Kids

Whales are some of the largest animals on our planet. They live in oceans all around the world and are known for their impressive size, their beautiful songs, and their long journeys across the sea. Whales are mammals, just like humans, which means they breathe air, give birth to live babies, and feed them milk. Ready to learn more about these magnificent creatures? Let’s go!

30 Fun Facts About Whales

  1. Whales are divided into two main groups: baleen whales and toothed whales.
  2. Baleen whales have special bristle-like filters in their mouths to help them eat tiny sea creatures.
  3. Toothed whales have teeth and eat fish, squid, and other marine animals.
  4. The blue whale is the largest animal ever, reaching lengths up to 100 feet (30 meters) and weighing as much as 200 tons.
  5. Despite their size, blue whales eat tiny shrimp-like animals called krill.
  6. Whales can hold their breath for a long time; some species can stay underwater for up to 90 minutes.
  7. They communicate with each other using whale songs, clicks, and other sounds.
  8. Humpback whales are known for their beautiful and complex songs.
  9. Whales are warm-blooded and have a layer of fat called blubber to keep them warm in cold waters.
  10. Baby whales are called calves.
  11. Calves drink milk from their mothers and can gain up to 200 pounds (90 kg) a day.
  12. Some whale species migrate thousands of miles every year to find food and give birth.
  13. The orca, or killer whale, is actually the largest species of dolphin.
  14. Whales have blowholes on top of their heads to breathe air when they surface.
  15. The sperm whale has the largest brain of any animal on Earth.
  16. Baleen whales have two blowholes, while toothed whales have one.
  17. The narwhal, often called the “unicorn of the sea,” is a toothed whale known for its long, spiral tusk.
  18. Whales play a vital role in the ocean’s ecosystem by helping regulate the food chain.
  19. Beluga whales are known for their white color and can mimic a variety of sounds.
  20. Whales can sleep with one half of their brain awake so they can continue to breathe and watch for predators.
  21. The grey whale migrates up to 12,000 miles (19,312 km) round trip each year, one of the longest migrations of any mammal.
  22. Bowhead whales can live over 200 years, making them one of the longest-lived mammals.
  23. Whales have been hunted for their meat, blubber, and oil, but many species are now protected by law.
  24. The minke whale is the smallest baleen whale, growing up to 35 feet (10 meters) long.
  25. Whales use echolocation to find food and navigate the dark ocean depths.
  26. The whale shark, despite its name, is not a whale but the largest fish in the sea.
  27. Baleen is made of keratin, the same material as human fingernails and hair.
  28. Humpback whales are known for their acrobatic jumps out of the water, called breaching.
  29. Some cultures around the world have myths and legends celebrating whales.
  30. Conservation efforts are underway worldwide to protect whales and their habitats.


Whales are truly wonderful creatures that fill our oceans with mystery and beauty. From the tiny minke whale to the massive blue whale, each species has its own story. Remember these fun facts, and next time you see a whale, whether in a book, at an aquarium, or in the wild, you’ll know a lot more about their fascinating lives.


Q: Do all whales have teeth? A: No, not all whales have teeth. Baleen whales have baleen plates for filtering food, while toothed whales have teeth.

Q: How long can whales live? A: The lifespan of whales varies by species. Some, like the bowhead whale, can live over 200 years, while others have shorter lifespans.