The Siphonaptera

"The Siphonaptera" is a nursery rhyme, sometimes referred to as Fleas. Big fleas have little fleas,Upon their backs to bite 'em,And little fleas have lesser fleas,and so, ad infinitum. Sometimes a second verse appears, with lines such as And the great fleas, themselves, in turnHave greater fleas to go on;While these again have greater still,And greater still, and so on. The rhyme is seemingly related to lines by Jonathan Swift from his long satirical poem "On Poetry: a Rhapsody" (1733): Lewis F. Richardson adapted the poem to meteorology, specifically discussing fractal wind patterns:

The Siphonaptera

"The Siphonaptera" is a nursery rhyme, sometimes referred to as Fleas. Big fleas have little fleas,Upon their backs to bite 'em,And little fleas have lesser fleas,and so, ad infinitum. Sometimes a second verse appears, with lines such as And the great fleas, themselves, in turnHave greater fleas to go on;While these again have greater still,And greater still, and so on. The rhyme is seemingly related to lines by Jonathan Swift from his long satirical poem "On Poetry: a Rhapsody" (1733): Lewis F. Richardson adapted the poem to meteorology, specifically discussing fractal wind patterns: