Note­wor­thy — While the phages χ and PBS1 at­tach to the fla­gella of their hosts via the tail fibers, phage 7–7‑1 of Agrobac­terium sp. H13‑3 has an­other trick up its sleeve – or bet­ter: on its head (cap­sid). Note­born et al. Found that phage 7–7‑1 sports a bunch of dread­locks on its head, pro­teina­ceous fibers with which it at­taches to host fla­gella.