When the pots containing two worms which had remained quite indifferent to the sound of the piano, were placed on this instrument, and the note C in the bass clef was struck, both instantly retreated into their burrows.


The Formation of Vegetable Mould through the Action of Worms (1881)

Charles Darwin Quotes

When the pots containing two worms which had remained quite indifferent to the sound of the piano, were placed on this instrument, and the note C in...

When the pots containing two worms which had remained quite indifferent to the sound of the piano, were placed on this instrument, and the note C in...

When the pots containing two worms which had remained quite indifferent to the sound of the piano, were placed on this instrument, and the note C in...

When the pots containing two worms which had remained quite indifferent to the sound of the piano, were placed on this instrument, and the note C in...