Emily Laurence is a journalist, freelance writer and certified health coach living in Raleigh, North Carolina. She specializes in writing about mental health, healthy aging and overall wellness. For ...

What are the causes of such diverse behaviors among living organisms? How do we study behavior? Research in animal behavior informs ecology and evolution and offers solutions for problems in ...

Add Yahoo as a preferred source to see more of our stories on Google. Look — we all put up with plenty of stuff, every day, that we really shouldn't. But we do because we're used to it.