Alex Mustard / Red saddleback anemonefish (Amphiprion ephippium) in its host anemone. East of Eden, Similan Islands, Thailand. Andaman Sea, Indian Ocean. Endemic to Andaman Sea.

Aflo / Tomato anemonefish (Amphiprion ocellaris) in anemone, Ishigaki-Jima Island, Okinawa, Japan. July.

Aflo / Tomato anemonefish (Amphiprion ocellaris) in anemone, Ishigaki-Jima Island, Okinawa, Japan. July.

Aflo / ic-08404 Tomato anemonefish {Amphiprion frenatus} sheltering amongst tentacles of sea anemone. Japan.

Albert Lleal / Diatom (Amphora sp) SEM close-up view of fossil at 3500x magnification, approximately 2000 years old, found in lake near Huesca, Spain

David Hall / Tomato anemonefish or clownfish (Amphiprion frenatus) in sea anemone, Philippines

GEORGETTE DOUWMA / Tomato anemonefish {Amphiprion frenatus}, Andaman Sea, Thailand

Carine Schrurs / Tomato anemonefish {Amphiprion frenatus} amongst tentacles of Magnificent sea anemone. Batangas, Philippines {Heteractis magnifica}

Gary Bell/ Oceanwide / Tomato Clownfish (Amphiprion frenatus) pair in sea anemone, Philippines

Gary Bell/ Oceanwide / Tomato Clownfish (Amphiprion frenatus) pair in sea anemone, Philippines

Alex Mustard / Tomato anemonefish (Amphiprion frenatus) resting in Magnificent sea anemone (Heteractis magnifica) on a coral reef, Bitung, North Sulawesi, Lembeh Strait, Molucca Sea.

Joel Sartore / Photo Ark / Tomato clownfish (Amphiprion frenatus) portrait, Oklahoma City Zoo. Captive, occurs in Pacific Ocean.