: Many animals end hibernation and begin nesting. Daylight Change : Days grow longer as nights shorten.
This definition of spring starts when the first buds appear on trees, migratory birds return, or insects emerge from dormancy. spring definition season
Perhaps the most "interesting" definition of spring comes from ecology, where calendars matter less than biology. This is often referred to as . : Many animals end hibernation and begin nesting
: It "begins" when you see first blossoms (like cherry blossoms or wattles), the return of migratory birds (like bluebirds), or the waking of hibernating animals. Natural & Scientific Marvels The "Springing" Etymology : The word comes from the 14th-century Middle English migratory birds return
