Fledglings left nest, exploring world.
Meaning: This sentence describes young birds leaving their nest for the first time and exploring the world around them.
Choice of Words: Fledglings are young birds that have recently left the nest, left means to go away from a place, nest is a structure built by birds to lay eggs and raise their young, exploring means to travel around an area in order to learn about it, and world is the planet Earth and everything on it.
Alternative Expressions
Related Expressions