BONUS: Brilliant blue whales

Your FREE certificate

Now you have completed your Tool Kit For Eco Heroes, you can download your FREE certificate, just click on the button below!

Be sure to display your certificate proudly and wow your friends with the fascinating facts that you’ve learnt.

Just remember to keep saving our planet.

1. True: Blue whales are the largest creatures to have ever lived on planet Earth!
2. True
3. False: Even their calves are huge and are nearly 8 metres long when they are born
4. False: Blues whales are the loudest animals on the planet, their calls can reach 188 decibels, that’s even louder than a jet engine.
5. True
6. True: Blue whales travel thousands of miles each year, they often spend the summer months feeding in the colder Antarctic waters. Blue whales travel towards the warmer waters near the Equator for the winter.
7. False: Blue whales are filter feeders and do not have any teeth. Instead, its mouth has a row of fringed baleen plates to filter food from the seawater. To eat, the blue whale lets in huge amounts of water and krill into its mouth.
8. True
9. True: Blue whales sleep whilst they are swimming., but they only one half of their brain at a time and use the other half to remember to breathe, so they don’t drown.
10. False: Blue whales feed on the smallest creatures, tiny shrimp-like animals called krill.An adult blue whale can eat over 30 million krill in just one day.