This printable crossword puzzle on the topic of Ecology & Evolution has 10 clues. Answers range from 6 to 13 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
weather conditions
insects, plants, & animals
individuals moving into another population
where life exists
an organism leaving their population
hunt, kill, eat
food chain nourishment
where an organism lives
"self" "nourishment"
when two organisms fight