This printable word search puzzle on the topic of Ecology & Evolution contains 12 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.
classification
Invertebrates
endoskeleton
coldblooded
temperature
amphibians
reptiles
Insects
animals
mamals
birds
fish