This printable crossword puzzle on the topic of Ecology & Evolution has 22 clues. Answers range from 4 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
the subject we have been working on
an animal that eats food
gets rid of rotting food
makes food
where an animal lives
small things that are everywhere
something eats something else
an animal that has no predators
a predator that mostly eats it
an animal that eats an animal but not most often
a collection of animals that eat each other
a chain of predators eating each other
a type of animal
community of living organisms
an animal that eats plants
an animal that eats meat
eats plants and meat
something that gets eaten
a species that is no longer alive
a lot of something
something is affecting earth
a species that is so abundant it is a problem