Genre:

News-Commentary, Drollery

Subjects:

Entomology, Intruments, Force, Measurement, Gravity

    Discusses news that 'By an ingenious little instrument which is called a pulexometer', the strength of the domestic flea has been established at 'eight hundred times its specific gravity'. Mocks the idea of speaking of a flea's specific gravity, and doubts whether the stated quantity can be established.