This is a clock. The two heads refer to the two hands on a clock face, but the clock's body (base) stays still while the hands move swiftly around it to mark the passage of time.
"Light in the shorts" is a colloquial term that refers to someone being quick or agile in their movements. It implies that the person is nimble and can move swiftly.
A Stingray moves by undulating its body and flapping its pectoral fins in a wave-like motion, gliding gracefully through the water. They are known for their elegant swimming style and can move swiftly and change direction quickly.
To move swiftly; especially, to move as if driven forward by something., To be driven swiftly, or to run, before a gale, with little or no sail spread., To pass over quickly., The act of scudding; a driving along; a rushing with precipitation., Loose, vapory clouds driven swiftly by the wind., A slight, sudden shower., A small flight of larks, or other birds, less than a flock., Any swimming amphipod crustacean.
Swiftly means to do something quickly and with great speed or promptness.
Cheetah and peregrine falcon.
They move swiftly.
A creature that can move swiftly and quickly.
they move calmly, with their wings fluttering swiftly
flew
a long fish.
Fast
When swimming- it helps to move more swiftly in the water.
Often very swiftly, and very quietly.
it help the fish to move swiftly threw the water
To move people and cargo from one place to another very swiftly.
It means 'to move something along swiftly and without delay.'