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Re: Feathers for T-rex?
From: "Thomas R. Holtz, Jr."
> (...) Since tyrannosaurs lie below the node for
> which Stage 3 feathers are synapomorphic, it is as likely they had only
> Stage 2 feathers (tufts of unbranched barbs attached to a calamus). One
> would wonder how much maintainence these tufts would require.
> (This might be similar to, for example, big-bodied mammals like rhinos who
> have no real way of preening in the fasion of cats and dogs and so forth).
Maybe also birds feeded on their parasites, like extant herons on wild big
Cheers - Aspidel.