Science vocabulary
Name
Record Breakers
What is the world’s largest fish?
To find out, read the clues for ten other record breakers and write the name of
the animal that matches each clue. Then write the letters from the boxes in order
on the line below to answer the question.
giraffe
blue whale
ostrich
cheetah
Komodo dragon
Goliath birdeater
hawk moth
sailfish
sea horse
sloth
1. The world’s heaviest sea mammal weighs over 143 tons.
___ ___ ___ ___
___ ___ ___ ___
2. The world’s fastest land mammal can run up to
65 miles per hour. ___
___ ___ ___ ___ ___
3. The world’s largest spider can grow to a length of 11 inches.
___ ___ ___ ___
___ ___
___ ___ ___ ___ ___ ___ ___ ___ ___
4. The world’s slowest land mammal moves at a top speed of
.07 miles per hour. ___
___ ___ ___
5. The world’s slowest fish can only swim about 50 feet in an hour.
___
___
___ ___ ___ ___ ___
6. The world’s largest bird that cannot fly can grow to 8 feet tall and weigh up to
300 pounds. ___
___ ___ ___ ___ ___
7. The world’s fastest fish can travel at a speed of about 68 miles per hour.
___ ___ ___ ___ ___ ___ ___
8. The world’s largest lizard can grow up to 10 feet in length.
___ ___ ___ ___ ___ ___
___ ___
___ ___ ___
9. The world’s tallest land mammal can grow to 18 feet or more in height.
___ ___
___ ___ ___ ___
10. The world’s fastest flying insect can fly at speeds up to 33 miles per hour.
___ ___ ___
___ ___ ___ ___
The world’s largest fish is the ___________________.
Scholastic Success With Vocabulary Grade 3 © Scholastic Teaching Resources www.scholastic.com/printables
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1. blue whale; 2. cheetah; 3. Goliath
birdeater; 4. sloth; 5. sea horse;
6. ostrich; 7. sailfish; 8. Komodo dragon;
9. giraffe; 10. hawk moth; whale shark