This printable crossword puzzle on the topic of Ecology & Evolution has 15 clues. Answers range from 3 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Prostrate shrubs with astringent leaves and bright-red berries
Formed directly from the freezing of the water vapor in the air
Perennially frozen subsoil
A large white bear of the arctic regions
Any organism that exists by preying upon other organisms
When carbon dioxide, water, and certain inorganic salts are converted into carbohydrates by green plants, algae, and certain bacteria, using energy from the sun and chlorophyll
The prevailing weather conditions of a region
Numerous marine carnivores that are prey to polar bears
A low-growing shrub
The soft, thick, hairy coat of the skin of a mammal
Large deer related to the reindeer
An increase in the earth's average atmospheric temperature that causes corresponding changes in climate and that may result from the greenhouse effect
A purple, crocuslike flowers blooming around Easter
The cold season between autumn and spring
large carnivorous mammals that hunts in packs