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  "path": "/science/paleontology/trex-tiny-arms-big-heads/",
  "publishedAt": "2026-05-22T10:06:11.000Z",
  "site": "https://www.zmescience.com",
  "tags": [
    "Paleontology",
    "convergent evolution",
    "dinosaur arms",
    "dinosaurs",
    "evolution",
    "fossil study",
    "paleontology",
    "t. rex",
    "Theropods",
    "tyrannosaurus rex"
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  "textContent": "New research links shrunken dinosaur arms to skulls built for attack.",
  "title": "Scientists Have a New Idea for Why T. rex Had Such Tiny Arms"
}