[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]
Re: Velociraptor profiles and a little background
<You get something like a dipper, sort of; *Archaeopteryx* is IMHO an
example of such an animal. (Difference: Dippers can already fly.)>
One adjustment: I think the people who say Archie was capable of powered
flight have a reasonable argument.
My own feeling, for what it's worth: some active, warm-blooded animals who
were flexible in hunting strategies
developed feather precursors as a mutation and it persisted because it kept
them warm. All other behaviors were affected by having feathers; they
adapted to feathers and feathers to the adaptations.
Call it feathers came first.
Because of selection, a range of behaviors is being looked at like a single
Trees down? Yes. (Though, contra Tim, I still think an ambush leap has a
better angle from a large rock than from a tree.)
Ground up? Yes.
Name it? Yes.