Save Status:
or to save your progress. The page will not refresh.
Controls:
SPACEBAR SWITCHES TYPING DIRECTION
Answer Key:
Edit a Copy:
Make Your Own:
Crossword Word Search Worksheet
Rate This Puzzle:
Log in or sign up to rate this puzzle.

Science Crossword Puzzle Week #6 Life Science

Across
This kind of animal has hair and gives birth to live babies
This kind of animal does not have a backbone or spine
This kind of animal has gills for extracting oxygen from water
Down
Frogs and salamanders spend part of their lives in water, making them this type of animal
The last name of the woman who became famous for studying Chimpanzees at a place called Gombe
An early version of this kind of animal was called Hylonomus lyelli
This kind of animal has hollow bones