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Vertebrates and Invertebrates Word Search printable puzzle sheet, 15 hidden words

PDFPuzzle on page 1, answer key on page 2

AnimalEasy–mediumFree PDF + answer key

Free Animal Classification Word Search (Printable PDF + Answer Key)

Scientists sort the animal KINGDOM by asking one question first: does it have a BACKBONE? This free animal classification word search covers both answers, with the answer key on page two. The vertebrates are the five classic groups, MAMMAL, BIRD, REPTILE, AMPHIBIAN and FISH, and mammals and birds are WARMBLOODED.

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Answer key includedFree · 2 pages · key on page 2

15hidden words
8+suggested age
2pages: puzzle + key
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The 15 Words in This Puzzle

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About the Animal Classification word search

The INVERTEBRATE side is far bigger: the INSECT, the ARACHNID, the CRUSTACEAN and the MOLLUSK, many protected by an EXOSKELETON instead of bones. SPECIES completes the list. The word list runs easy-to-medium and suits children from about 8 up. More in the animal word searches.