Le'Veon Bell says NFL running backs are being treated like a bunch of ants when it comes to contract negotiations ... and unless they team up, they're going to continue to get squashed.
The ex-Pittsburgh Steelers star -- who famously sat out an entire season over his own contract dispute -- went on a Twitter rant to share his thoughts on the league's biggest stars like Saquon Barkley and Josh Jacobs failing to get long-term deals this offseason .