This printable crossword puzzle on the topic of Ecology & Evolution has 11 clues. Answers range from 7 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
the ability to be sustained supported, unheld, confirmed
animals that eat meat only
an association between two organisms in which one benefits and the other derives neither benefit nor harm
anything a species needs to survive
the natural home or environment of an animal, plant, or other organism
a biological community of interacting organisms and their physical environment
organisms that eat other organisms
organisms that make their own food
animals that eat both plants and animals
the practice of living as a parasite in or on other organisms
living organisms that give off moisture through respiration and perspiration