This printable crossword puzzle on the topic of Ecology & Evolution has 10 clues. Answers range from 5 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
a vertebrate that begins life in water and lives part of the time on land
a vascular plant that produces seeds from flowers
an animal that has a backbone
a matching pattern of body shape
invertebrate with radial symmetry, a sac-like body, a true mouth, and the ability to digest food
tiny, single-celled organisms that do not have a nucleus
a tool used to identify organisms based on contrasting pairs of characteristics
a kingdom of organisms, with a nucleus, that get nutrients by decomposing other organisms
a vascular plant that produces seeds in cones, not flowers or fruits
an animal that lacks an internal skeleton or bones