...Theliving skeleton found himself on a distant ridge, withthe wind whistling among his ribs, while the monkeyperformed somersaults which would have astonishedthe original Cynocephalus... 
W. E. Webb 「Buffalo Land」
...The Roller is a Tumbler whichturns many somersaults so rapidly that each revolution of its body ismade in a very small space...
John H. Robinson 「Our Domestic Birds」
...Sometimes they perform somersaults in theirintense excitement...
Douglas Dewar 「A Bird Calendar for Northern India」
... turning somersaults in the air...
Gene Stratton-Porter 「The Song of the Cardinal」
...It has no equal inlively agility, grotesque somersaults, and sudden tumbles down theimpossible paths or over the impracticable obstacles to which itsobstinacy is perpetually leading it...
J. H. Fabre Bernard Miall 「Social Life in the Insect World」
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