Mayfly's Fossils Reveal Ancient Atmospheres Before humans were able to measure atmospheric pressure using the barometer, the mayfly was measuring air's density and leaving barometer readings in the fossil record.
(humans; were; able to measure atmospheric pressure) (humans; to measure; atmospheric pressure) (the mayfly; was measuring; air's density) (the mayfly; leaving; barometer readings in the fossil record) (Atmospheres; [is] Ancient [of]; Fossils Reveal) (Atmospheres; [is] Fossils Reveal Ancient [of]; Mayfly)
humans humans the mayfly the mayfly Atmospheres Atmospheres
were to measure was measuring leaving [is] Ancient [of] [is] Fossils Reveal Ancient [of]
able to measure atmospheric pressure
atmospheric pressure
air's density
barometer readings in the fossil record
Fossils Reveal
Mayfly