Many calisthenics guys claim you don’t need to do curls since pull ups are enough to work your biceps. Gym rats will claim this simply isn’t true and you need to curl as if your gains depended on it.
So what’s the story?
The answer kind of falls somewhere in the grey area between the two. Pull ups are certainly capable of building up your biceps, but don’t rush off to the pull-up bar until you catch the details in this video: