(a species of owlet moth (Noctuid)) Some caterpillars, after they emerge from their egg, can increase their weight by 25,000 times.

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Interesting facts

  • Thatcheria is reputed to have been Frank Lloyd Wright’s inspiration for the design of the Guggenheim Museum in New York.
  • Discovered by accident in an idle moment, the spire of Thatcheria mirabilis can be screwed snugly into the spiral umbilicus of the sundial shell Architectonica.
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