Hippopotamus Underwater — Blue, Serene, Photograph

1600 × 1200

Hippo underwater at zoo

3072 × 2304

Crocodile Underwater — Green

1600 × 1200

Hippopotamus Underwater — Blue, Serene

800 × 600

Penguin Swimming Underwater — Blue, Serene, Afternoon

2116 × 1200

Crocodile Underwater — Green, Calm, Photograph

1200 × 800

Penguin Swimming Underwater — Black

2560 × 1600

Penguin Swimming Underwater — Blue, Calm

1920 × 1200

Penguin Swimming Underwater — Blue, Serene, Afternoon, Photograph

2116 × 1200

Crocodile Underwater

1200 × 800

Hippopotamus in Water — Gray, Calm

2700 × 1800

Polar Bear Swimming — Blue, Active, Photograph

2000 × 1172