Free images results:

Turtle pictures, stock photos and images


Turtle 4 Stock Images
Author: Rsharood
Turtles Stock Photography
Author: Ichtor
Tortoise Royalty Free Stock Image
Author: Zaliha

Also, here are some commercial RF-licensed images that match your search criteria:  
Turtle Royalty Free Stock Images
Author: Ribe
Turtle Stock Image
Author: Ribe
Turtle Stock Images
Author: Ahara

Explore more commercial options: More Turtle Stock Illustrations & Vectors | More Turtle Stock Video Footage