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.

Why Spring Is Arriving Earlier

Blooming flowers, fledgling birds … the UK's spring is early – and always will be, Spring

Why Do Some Flowers Regrow Every Year?, Daffodils, Spring is Here!

Early Blooming Bulbs for the First Flowers of Spring

Insects and Plants in the Preschool Science Center - Fun-A-Day!

Dan Brunton's Instagram, Twitter & Facebook on IDCrawl

The world's first flowers were pollinated by insects

World of Birds - Bird Pictures, Stories & More

Dan Brunton's Instagram, Twitter & Facebook on IDCrawl

These charts and maps show how springtime in Philadelphia is getting earlier and warmer

Flowering Plants Article, Flowers Information, Facts -- National Geographic