This printable crossword puzzle on the topic of Ecology & Evolution has 10 clues. Answers range from 4 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
before recorded history
an idea that tries to explain something that is unknown
an animal that eats only plants- a plant eater
a rare heavy metal found by meteors
an animal that eats other animals- a meat eater
no longer in existence, having died out or ceased to exist
a scientist who studies ancient plants and animals
an animal hunted by other animals
all of the land on Earth fused into one gigantic supercontinent
bones of a person or animals