Vertebrate Crossword

Ecology & Evolution Puzzles & Worksheets

This printable crossword puzzle on the topic of Ecology & Evolution has 14 clues. Answers range from 4 to 8 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

FISH, REPTILES, AND AMPHIBIANS ARE COLD-_______
THESE MAY BE FOUND ON FISH OR REPTILES
MAMMALS GIVE ______ TO LIVE YOUNG
ALL VERTEBRATES SHARE THIS CHARACTERISTIC
FISH USE THESE TO SWIM
ALL BIRDS HAVE THIS CHARACTERISTIC EVEN IF THEY CANNOT FLY
ALL VERTEBRATES EXCEPT MAMMALS ARE BORN FROM THESE
BIRDS AND MAMMALS ARE BOTH ____ BLOODED
FISH BREATHE USING THESE
ONLY THESE ANIMALS CAN REGROW AMPUTATED BODY PARTS
ONLY ANIMALS TO PRODUCE MILK FOR THEIR YOUNG
MAMMALS HAVE FUR OR ______
THESE HAVE FEATHERS
AMPHIBIANS ARE BORN HERE