The spread of Spring leaf out and bloom
![The spread of Spring leaf out and bloom](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Spreadofspringleafandbloomfigure.png?itok=r8BiO60j)
Detailed Description
The authors found that the rate of spring advance was higher at northern latitudes than lower latitudes in the Central, Mississippi, and Atlantic flyways (USGS).
Sources/Usage
Public Domain.