Zombie Silhouette

4000 × 3000

safety icons with cake

1680 × 1050

Safety sign on a fence

1024 × 768

zoo fence warning sign

5400 × 3600

Sign on a Fence — White

1024 × 768

Biohazard Symbol — Yellow, Warning, Vector Art

1600 × 1200

Biohazard Symbol — Black, Ominous, Vector Art, White

1280 × 1024

Green Biohazard Symbol — Neutral, Vector Art, Gray

1280 × 1024

Stick Figure on Fire — Black

1280 × 800

Biohazard Symbol — Warning

1600 × 1200

Stick Figure on Fire — Black, Warning

1232 × 770

Angry Anime Character — Yellow, Warning

1680 × 1050