This printable crossword puzzle on the topic of Ecology & Evolution has 20 clues. Answers range from 4 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
what eats its prey
when a species dies down
the top of the food web
an animal that feeds on plants
a species whose impact upon introduction has altered their new environment.
the natural home or environment of an animal, plant, or other organism
an animal that is hunted and killed by another for food
a change in the average conditions
An animal that only eats meat
An organism that breaks down dead matter by releasing chemicals
The ability to move, grow and function
something that carries out life processes
A group of similar living things that can breed with each other
An organism that feeds on primary consumers
An organism that feeds on producers
A community of interacting living things and their environment
The process of breaking down dead matter and waste
A living thing that gets its food by eating other living things
An animal that only eats meat
An animal that eats both meat and plants