This printable word search puzzle contains 18 hidden words in a 17x17 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
characteristic
invertebrates
biodiversity
endoskeleton
crustaceans
exoskeleton
vertebrates
amphibian
classify
molluscs
habitat
insects
reptile
spiders
animal
mammal
bird
fish