From the Super Mario Wiki
Seedy Sallys are a sub-species of Grinders found in the Yoshi series. They're almost always found climbing vines, but there are some occasions that they'll go on the ground. Seedy Sallys throw Needlenoses. They appear in Super Mario World 2: Yoshi's Island, Yoshi's Island: Super Mario Advance 3, Yoshi Touch & Go and Yoshi's Island DS.