Ask Lemmy • 7 months ago

Why do they say that the tyrannosaurus rex is a long ancient ancestor of modern day chickens?

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Why do they say that the tyrannosaurus rex is a long ancient ancestor of modern day chickens?

Ask Lemmy • 7 months ago

Did they determine this by comparing what DNA fragments they’ve managed to recover, or by physical skeletal structure similarities, or what?

I’m no expert in the field, but I just don’t see it.

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fedilink
3•7 months ago

Keep in mind the more ancient animals had shorter life spans.

What? Why?
- Boozilla
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  English
  3•7 months ago
  Rodents don’t live as long as hominids.
  - SanguinePar
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    2•7 months ago
    Especially if the hominids happen to own a pet felid.

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