Hydra’s logo, a skull with ominous octopus tentacles springing from it, illustrates how the villainous organization has wrapped its tentacles deep into the fabric of society and promised that it ...

Agents of S.H.I.E.L.D’s primary foe, Hydra, may have gotten a lot scarier on this week’s episode, but we’ve got one pretty good reason to doubt whether their secret schemes will pan out. And ...

So let's do a side by side screenshot comparison. Here is Dottie's pin, and then the ram's head/Hydra logo progression that FitzSimmons uncovered on Agents of S.H.I.E.L.D.