The Real Housewives of New York City has ruffled some feathers—both literally and figuratively. In a bizarre twist, Uba Hassan labels her fellow cast members as pigeons in the Bravo show’s chaotic, bird-themed season 15 preview. “Everyone here is a pigeon,” the model proclaims in the teaser, released Aug. 13. “You are the biggest pigeon ever!” While Uba’s meaning remains unclear, castmate Erin Lichy responds, “I don’t want to be a pigeon.” Brynn Whitfield then dubs another housewife “a Central Park pigeon lady” before someone chimes in, “Put the pigeons on trial!” Perhaps the ladies are using …