This printable word search puzzle on the topic of Ecology & Evolution contains 30 hidden words in a 24x24 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.
invertebrates
cold blooded
warm blooded
no backbone
vertebrates
jelly fish
arthropod
sea jelly
amphibian
backbone
spiders
insects
octopus
mollusk
reptile
snails
squids
mammal
crabs
clams
slugs
lungs
birth
trait
legs
gill
eggs
worm
bird
fish