Gary Bell/ Oceanwide / Clown Anemonefish (Amphiprion ocellaris) in sea anemone, Australia

Gary Bell/ Oceanwide / Pink Anemonefish (Amphiprion perideraion) in sea anemone, Great Barrier Reef, Australia

Denis-Huot / Clownfish (Amphiprion sp) in anemone home, Philippines.

Hiroya Minakuchi / Pink Anemonefish (Amphiprion perideraion) in Magnificent Sea Anemone (Heteractis magnifica) host tentacles, Celebes Sea

Norbert Wu / Clown Anemonefish (Amphiprion ocellaris) among stinging tentacles of anemone, Komodo Island, Indonesia

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

Chris Newbert / Blackfinned Clownfish (Amphiprion percula) in a Magnificent Sea Anemone (Heteractis magnifica) 40 feet deep, Solomon Islands

Chris Newbert / Pink Anemonefish (Amphiprion perideraion) in a Magnificent Sea Anemone (Heteractis magnifica), Papua New Guinea

Fred Bavendam / Pink Anemonefish (Amphiprion perideraion) nestled among the tentacles of its Sea Anemone host, Great Barrier Reef, Queensland, Australia

Chris Newbert / Blackfinned Clownfish (Amphiprion percula) in bleached Magnificent Sea Anemone (Heteractis magnifica) host, Papua New Guinea

Fred Bavendam / Pink Anemonefish (Amphiprion perideraion) nestled among the tentacles of its Sea Anemone host, Coral Sea, Queensland, Australia

Birgitte Wilms / Pink Anemone fish (Amphiprion perideraion) in host Magnificent Sea Anemone