Complex sentence: An in-universe explanation can be that the Rodans from the 1956 film died in a volcano, leaving their one and only offspring to survive throughout the entire Godzilla series, the infant lacked the ability to fire a concentrated blast of wind.
Split into simpler sentences: An in-universe explanation can be that the Rodans from the 1956 film died in a volcano, leaving their one and only offspring to survive throughout the entire Godzilla series. The infant lacked the ability to fire a concentrated blast of wind.