Just how small are hummingbird nests and their eggs?

The US Fish & Wildlife gave us this visual example:

‘Bout the size of a dime!

Hummingbird eggs are tiny! Check for nests before you trim trees & shrubs this spring. (Photo: Jon Heale, USFWS) pic.twitter.com/y4SOCJnu3V

— US Fish and Wildlife (@USFWS) May 17, 2016