Personally I've always thought the flowers more closely resembled goldfish with their gaping mouths and protruding fins. The shape of the flowers really is amazing.
I've always marveled at these plants. They bloom year round, are very pretty and thrive on neglect. They seem to do well when pot bound, or growing on an exposed rocky cliff, with multiple flowers on the one stalk all year round.
The below photo shows them growing in a garden in Brisbane featured on the cover of Gardening in Warm Climates by Desmond Herbert (1898 - 1976) and photographed by Frank Hurley (1885- 1962 and published in 1952 - a demonstration of their popularity in times gone by.
And here are some growing in a local garden: