Bird Mimicry Bird that mimic other birds are the cover artists of the bird world, borrowing sounds and tunes from other birds to use as their own. Some mimicry bird species—mockingbirds, thrashers and ...

You can use this facts to calculate missing angles in a triangle. Take a look at this triangle. The angle labelled b is missing. You know that one of the angles is 50°. The angle marked with a ...