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Re: So-called Sickle Claws
> In a message dated 97-08-21 15:48:54 EDT, email@example.com (Peter Von Sholly)
> > Can you imagine an animal with three big
> > toes walking on only two? Ot jumping with their full body weight on big
> > prey and hanging there on only two out of six toes?
> If the inner toe is as short as it is in dromaeosaurids (due to reduction in
> length of both the metatarsal and the phalanges), then I have no trouble
> imagining this at all. In fact, since metatarsal II is shorter than the
> outer two mets (which are subequal in length), it would have been
> *impossible* for the animal to put the base of digit II on the ground unless
> it was standing absolutely flat-footed.
> How much support would it get from just the tip of a claw?
> A modified ligament could easily hold digit II off the ground with no
> expenditure of muscular effort and no compromise to the effectiveness of the
> leg muscles.
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