Pen shell hi-res stock photography and images - Alamy

Pen shell hi-res stock photography and images - Page 5 - Alamy

Pen shell hi-res stock photography and images - Page 5 - Alamy

Pen shell hi-res stock photography and images - Page 2 - Alamy

Pen shell hi-res stock photography and images - Page 5 - Alamy

Rough pen shell hi-res stock photography and images - Alamy

Pen shell hi-res stock photography and images - Page 2 - Alamy

Penshells hi-res stock photography and images - Alamy

Open clam shells hi-res stock photography and images - Alamy

Pen shell hi-res stock photography and images - Alamy

Pen shell in the sand Stock Photo - Alamy

Pen shells hi-res stock photography and images - Alamy

Pen shell hi-res stock photography and images - Page 2 - Alamy