Science of spring: For the earliest flowers (and bugs), look up

Spring flowers are bursting out by the millions in Ottawa, but a lot of them are not yet in gardens. They’re over your head.

Simple Science: Spring Science

The Butterfly of Spring: Meet the Mourning Cloak

Signs of Spring for Kids, Teachers Wiki

What a Search for the Signs of Spring Reveals - The New York Times

Dissect a Flower Scientific American

Dan Brunton's Instagram, Twitter & Facebook on IDCrawl

Why are the First Flowers of Spring Often White or Yellow?Donna L. Long

25 Flowers That Are Good For Bees

What's the biology behind spring's beauty? – DW – 03/11/2022

The Fossil Flowers That Rewrote the History of Life

🐝 Simple Jello Bee Pollination Experiment for Kids