Blue Whale

Watch the video and complete the following sentences:

1. The blue whale is the ………………………………….. animal that has
   ever lived on our …………………………………….
2.  It is ……………… metres long
3. It weighs over ………………….. tonnes
4. Its tongue weighs as much as an …………………………………….
5. Its heart is the size of a …………………….
6. It is one of the …………………………………….. animals in the sea
7. A single blue whale can consume ………………………………………. krill
   in one day