Learn to Tell a Cackling Goose From a Canada Goose
ID TipsDon’t let this ID cook your goose. Here are a few tips to help you solve the puzzle.

Don’t let this ID cook your goose. Here are a few tips to help you solve the puzzle.
It’s a challenging ID, but head shape can take you a long way.
Some clues to help distinguish between these two often-confused finches.
Uh, wait … there’s more than one kind?
(And creep your friends out while you're at it.)
They are not easy, but they are worth it. Probably.
These are the best clues to help you know which ‘butcherbird’ is which.
A close look at these two doppelgängers shows some key contrasts in markings and song.
Test your birding knowledge with 10 species often found during the Christmas Bird Count.
Study the finer details of migrating warblers with our handy photo guide.
When your bird guide isn't getting it done, try these hacks and alternatives to make a better ID.
Before you judge a bird by its color, use these eight clues to guide you.
The differences are subtle, but shape and size can help in a big way.
Size and tail color are two of the biggest clues when deciphering these two backyard regulars.
These black birds may belong to the same family and look similar in some ways, but several distinctive traits help set them apart.