February 02, 2016 07:12PM
|
Registered: 17 years ago
Posts: 1,019
|
Lee Olsen Wrote:
-------------------------------------------------------
> DDeden Wrote:
> --------------------------------------------------
> -----
> > Lee Olsen Wrote:
> >
> --------------------------------------------------
>
> > -----
> > > DDeden Wrote:
> > >
> >
> --------------------------------------------------
>
> >
> > > -----
> > >
> > > > As I said, animals on the defense
> fight
> > with
> > > > everything they have.
> > >
> > > Sure, some work better than others for
> > kicking
> > > lions.
> > >
> > > > All modern birds retain
> > > > forelimb claws,
> > >
> > > OK, spurs then, on the leading edge of
> the
> > wing.
> > > Some are larger than others. I know that
> with
> > legs
> > > and beak taped, I wouldn't want an
> ostrich
> > > flapping it's wing spurs in my face or
> Zs.
> > >
> > >
> > > > typically diminutive.
> > >
> > > )
> > > "Unlike claws, spurs are normally
> straight or
> > only
> > > slightly curved, making them suited to
> > striking or
> > > stabbing. In birds and mammals, their
> > function
> > > appears to be for fighting, defense and
> > territory
> > > marking, rather than for predation."
> > >
> > >
> > > > To me, dino-birds do not have good
> > modern
> > > > analogies, that's why I mentioned
> > linemen,
> > > > leopards, etc.
> > >
> > > So you can't test directly then, any
> analogy
> > is
> > > based on something else, climbing,
> display,
> > and so
> > > on. Big spurs in that case would most
> > logically be
> > > for fighting IMO. So if you can't test
> it on
> > > living Zs, all is just opinion.
> > >
> >
> > Do you have any evidence that ostrich
> > spurs/forewing claws are used in spurring?
>
>
> No, I only found one site that mentioned defensive
> spurs on leading edge of wings. But I didn't spend
> a lot of time looking.
>
>
> > I've
> > never seen them used in combat, nor for
> digging or
> > climbing. I wonder if they are like
> fingernails,
> > protecting the wings and wingtips.
>
>
> Allan's video again. What happens when a small
> animal(s) tries to move an ostrich off it's eggs?
> Sure, a lion will send one running away, but what
> about when the ostrich doesn't need to stand up
> and kick?
Ostrich's are strictly open-sky animals, maybe that's why they retained their full wings and claws.
> My bet is now that remote cameras (drones and such
> too) are getting so sophisticated we will be
> learning a lot more about the habits of all sorts
> of animals that wasn't possible in the past.
If they aren't all extinct.
Quick, somebody make a drone video of a dodo before they're all gone...
Subject |
Author |
Posted |
|
Khazar-khum |
January 05, 2016 08:34PM |
|
cicely |
January 06, 2016 11:41AM |
|
Jammer |
January 07, 2016 02:39PM |
|
cicely |
January 08, 2016 12:43PM |
|
Khazar-khum |
January 11, 2016 01:25AM |
|
Chris Catignani |
January 09, 2016 10:06AM |
|
Byrd |
January 20, 2016 04:10PM |
|
Chris Catignani |
January 21, 2016 08:33PM |
|
DDeden |
January 11, 2016 11:19AM |
|
Khazar-khum |
January 11, 2016 05:19PM |
|
DDeden |
January 13, 2016 06:30PM |
|
Lee Olsen |
January 14, 2016 12:31PM |
|
DDeden |
January 16, 2016 03:18PM |
|
Khazar-khum |
January 16, 2016 03:53PM |
|
Jammer |
January 17, 2016 07:43AM |
|
Lee Olsen |
January 18, 2016 09:10AM |
|
Lee Olsen |
January 18, 2016 09:42AM |
|
Lee Olsen |
January 18, 2016 08:57AM |
|
DDeden |
January 20, 2016 03:55PM |
|
Lee Olsen |
January 21, 2016 09:57AM |
|
DDeden |
January 21, 2016 05:00PM |
|
Lee Olsen |
January 21, 2016 10:41PM |
|
DDeden |
January 22, 2016 11:28AM |
|
DDeden |
January 22, 2016 11:28AM |
|
Lee Olsen |
February 29, 2016 11:15AM |
|
DDeden |
February 29, 2016 06:46PM |
|
Lee Olsen |
February 29, 2016 09:41PM |
|
Lee Olsen |
July 18, 2016 08:33AM |
|
DDeden |
July 22, 2016 12:25PM |
|
Lee Olsen |
July 22, 2016 12:33PM |
|
DDeden |
July 23, 2016 12:42PM |
|
Lee Olsen |
July 23, 2016 07:08PM |
|
DDeden |
July 24, 2016 12:33PM |
|
Lee Olsen |
July 24, 2016 03:04PM |
|
DDeden |
July 27, 2016 04:46PM |
|
Lee Olsen |
July 27, 2016 07:47PM |
|
DDeden |
July 28, 2016 10:51AM |
|
Lee Olsen |
July 28, 2016 01:08PM |
|
DDeden |
July 29, 2016 11:54AM |
|
Lee Olsen |
July 29, 2016 05:17PM |
|
Lee Olsen |
July 22, 2016 12:51PM |
|
DDeden |
July 23, 2016 12:40PM |
|
Khazar-khum |
July 23, 2016 02:10PM |
|
Lee Olsen |
July 23, 2016 06:54PM |
|
DDeden |
July 24, 2016 12:29PM |
|
Khazar-khum |
July 24, 2016 02:54PM |
|
DDeden |
July 28, 2016 10:42AM |
|
Rick Baudé |
July 28, 2016 12:38PM |
|
Khazar-khum |
July 28, 2016 01:54PM |
|
Lee Olsen |
July 24, 2016 03:13PM |
|
DDeden |
July 28, 2016 10:56AM |
|
Lee Olsen |
July 28, 2016 12:38PM |
|
DDeden |
July 30, 2016 12:57PM |
|
Lee Olsen |
July 30, 2016 01:24PM |
|
Lee Olsen |
July 28, 2016 01:15PM |
|
Lee Olsen |
July 22, 2016 01:24PM |
|
DDeden |
January 22, 2016 12:51PM |
|
Lee Olsen |
January 22, 2016 07:19PM |
|
Khazar-khum |
January 22, 2016 08:05PM |
|
Lee Olsen |
January 23, 2016 08:27AM |
|
Khazar-khum |
January 25, 2016 03:58PM |
|
Rick Baudé |
January 25, 2016 09:12PM |
|
Khazar-khum |
January 26, 2016 05:01PM |
|
DDeden |
January 23, 2016 02:44PM |
|
Lee Olsen |
January 23, 2016 10:48PM |
|
DDeden |
January 25, 2016 06:59PM |
|
Lee Olsen |
January 26, 2016 11:53AM |
|
DDeden |
January 27, 2016 02:03PM |
|
Lee Olsen |
January 27, 2016 08:19PM |
|
Khazar-khum |
January 28, 2016 02:37PM |
|
DDeden |
January 31, 2016 03:16PM |
|
Lee Olsen |
January 31, 2016 04:39PM |
|
DDeden |
January 31, 2016 05:23PM |
|
Khazar-khum |
January 31, 2016 08:59PM |
|
DDeden |
February 01, 2016 06:51PM |
|
Lee Olsen |
February 01, 2016 12:03AM |
|
Rick Baudé |
January 27, 2016 08:46PM |
|
Rick Baudé |
January 27, 2016 09:56PM |
|
Rick Baudé |
January 28, 2016 12:13AM |
|
DDeden |
January 31, 2016 03:40PM |
|
Rick Baudé |
January 31, 2016 03:57PM |
|
DDeden |
January 31, 2016 04:30PM |
|
Rick Baudé |
January 31, 2016 04:32PM |
|
DDeden |
January 31, 2016 04:42PM |
|
Rick Baudé |
January 31, 2016 04:47PM |
|
DDeden |
January 31, 2016 05:26PM |
|
Rick Baudé |
January 31, 2016 05:57PM |
|
Rick Baudé |
January 31, 2016 07:41PM |
|
Khazar-khum |
January 31, 2016 09:03PM |
|
DDeden |
February 02, 2016 07:06PM |
|
Lee Olsen |
February 02, 2016 09:32PM |
|
Rick Baudé |
February 02, 2016 09:39PM |
|
DDeden |
February 03, 2016 06:56PM |
|
Lee Olsen |
February 03, 2016 10:20PM |
|
DDeden |
February 04, 2016 06:50PM |
|
Lee Olsen |
February 04, 2016 10:02PM |
|
Rick Baudé |
January 31, 2016 04:51PM |
|
DDeden |
January 31, 2016 05:27PM |
|
DDeden |
January 31, 2016 03:38PM |
|
Rick Baudé |
January 31, 2016 04:02PM |
|
DDeden |
January 31, 2016 04:39PM |
|
Rick Baudé |
January 31, 2016 04:49PM |
|
DDeden |
January 31, 2016 05:31PM |
|
Khazar-khum |
January 31, 2016 09:05PM |
|
DDeden |
February 01, 2016 06:44PM |
|
Rick Baudé |
February 01, 2016 06:49PM |
|
Khazar-khum |
February 01, 2016 08:53PM |
|
DDeden |
February 02, 2016 06:59PM |
|
Jammer |
February 03, 2016 10:49AM |
|
DDeden |
February 03, 2016 07:03PM |
|
Lee Olsen |
February 03, 2016 10:43PM |
|
DDeden |
February 04, 2016 07:11PM |
|
Lee Olsen |
February 04, 2016 10:07PM |
|
DDeden |
February 06, 2016 03:43PM |
|
DDeden |
January 31, 2016 05:28PM |
|
Lee Olsen |
January 28, 2016 09:37AM |
|
DDeden |
January 29, 2016 04:56PM |
|
Lee Olsen |
January 29, 2016 05:15PM |
|
DDeden |
January 30, 2016 05:41PM |
|
Lee Olsen |
January 31, 2016 03:46PM |
|
DDeden |
January 31, 2016 05:35PM |
|
Lee Olsen |
January 31, 2016 11:21PM |
|
DDeden |
February 02, 2016 03:26PM |
|
Lee Olsen |
February 02, 2016 05:10PM |
|
DDeden |
February 02, 2016 07:12PM |
|
Lee Olsen |
February 02, 2016 09:51PM |
|
DDeden |
February 03, 2016 07:07PM |
|
Lee Olsen |
February 03, 2016 11:03PM |
|
Jammer |
February 01, 2016 01:31PM |
|
DDeden |
February 01, 2016 07:49PM |
|
Lee Olsen |
February 01, 2016 09:37PM |
|
Jammer |
February 02, 2016 12:17PM |
|
DDeden |
February 02, 2016 07:21PM |
|
Jammer |
February 03, 2016 10:53AM |
|
DDeden |
February 02, 2016 05:48PM |
|
DDeden |
February 02, 2016 07:18PM |
|
Lee Olsen |
February 02, 2016 10:26PM |
|
Jammer |
February 03, 2016 11:00AM |
|
Lee Olsen |
February 03, 2016 01:56PM |
|
DDeden |
February 03, 2016 07:19PM |
|
Lee Olsen |
February 03, 2016 11:51PM |
|
DDeden |
February 03, 2016 07:12PM |
|
Lee Olsen |
February 03, 2016 11:21PM |
|
DDeden |
February 04, 2016 07:20PM |
|
Lee Olsen |
February 04, 2016 10:31PM |
|
DDeden |
February 06, 2016 03:51PM |
|
Lee Olsen |
February 06, 2016 05:42PM |
|
DDeden |
January 31, 2016 03:35PM |
|
Rick Baudé |
January 31, 2016 04:08PM |
|
DDeden |
January 31, 2016 05:36PM |
|
Lee Olsen |
January 31, 2016 04:21PM |
|
DDeden |
January 31, 2016 05:43PM |
|
Lee Olsen |
January 31, 2016 09:52PM |
|
Lee Olsen |
February 01, 2016 06:46PM |
|
Jammer |
February 02, 2016 12:18PM |
|
DDeden |
February 02, 2016 07:42PM |
|
Lee Olsen |
February 03, 2016 12:42AM |
|
DDeden |
February 04, 2016 07:25PM |
|
Lee Olsen |
February 04, 2016 10:45PM |
|
DDeden |
February 06, 2016 03:56PM |
|
DDeden |
February 02, 2016 03:22PM |
|
Lee Olsen |
February 02, 2016 04:42PM |
|
DDeden |
February 02, 2016 07:39PM |
|
Rick Baudé |
February 02, 2016 09:43PM |
|
Lee Olsen |
February 02, 2016 11:37PM |
|
DDeden |
February 04, 2016 07:42PM |
|
Allan Shumaker |
February 04, 2016 10:13PM |
|
DDeden |
February 08, 2016 05:22PM |
|
Lee Olsen |
February 04, 2016 11:42PM |
|
DDeden |
February 06, 2016 04:51PM |
|
Lee Olsen |
February 06, 2016 05:15PM |
|
Lee Olsen |
February 06, 2016 06:17PM |
|
DDeden |
February 07, 2016 05:50PM |
|
Lee Olsen |
February 07, 2016 06:16PM |
|
DDeden |
July 18, 2016 12:11PM |
|
DDeden |
February 07, 2016 05:46PM |
|
Lee Olsen |
February 07, 2016 06:07PM |
|
DDeden |
July 18, 2016 12:13PM |
|
Lee Olsen |
July 22, 2016 11:43AM |
|
DDeden |
July 22, 2016 12:17PM |
|
Lee Olsen |
July 27, 2016 08:24PM |
|
DDeden |
February 08, 2016 02:51PM |
|
Lee Olsen |
February 08, 2016 04:13PM |
|
DDeden |
February 08, 2016 05:17PM |
|
Lee Olsen |
February 08, 2016 07:41PM |
|
DDeden |
February 09, 2016 06:28PM |
|
Lee Olsen |
February 09, 2016 07:59PM |
|
DDeden |
February 10, 2016 01:25PM |
|
Jammer |
February 10, 2016 01:37PM |
|
DDeden |
February 11, 2016 04:33PM |
|
Lee Olsen |
February 11, 2016 05:10PM |
|
DDeden |
July 18, 2016 12:10PM |
|
Lee Olsen |
July 23, 2016 07:01PM |
|
DDeden |
July 24, 2016 12:40PM |
|
Lee Olsen |
July 24, 2016 02:58PM |
|
DDeden |
July 27, 2016 04:45PM |
|
Lee Olsen |
July 27, 2016 07:15PM |
|
DDeden |
July 28, 2016 10:20AM |
|
Lee Olsen |
July 29, 2016 05:15PM |
|
Lee Olsen |
February 10, 2016 04:26PM |
|
DDeden |
February 11, 2016 04:54PM |
|
Lee Olsen |
February 11, 2016 05:49PM |
|
DDeden |
February 28, 2016 05:49PM |
|
Lee Olsen |
June 15, 2016 08:22AM |
|
DDeden |
July 10, 2016 01:11PM |
|
DDeden |
March 01, 2016 02:42PM |
|
Lee Olsen |
March 01, 2016 03:56PM |
|
DDeden |
June 14, 2016 06:30PM |
|
Lee Olsen |
June 15, 2016 09:12AM |
|
DDeden |
June 15, 2016 06:37PM |
|
Lee Olsen |
June 15, 2016 10:20PM |
|
DDeden |
June 17, 2016 01:03PM |
|
Lee Olsen |
June 21, 2016 04:27PM |
|
DDeden |
June 17, 2016 01:36PM |
|
Lee Olsen |
June 21, 2016 05:07PM |
|
DDeden |
July 05, 2016 04:41PM |
|
Khazar-khum |
July 05, 2016 10:16PM |
|
DDeden |
July 07, 2016 03:44PM |
|
Lee Olsen |
July 08, 2016 10:22AM |
|
Khazar-khum |
July 08, 2016 03:10PM |
|
Lee Olsen |
July 08, 2016 06:56PM |
|
DDeden |
July 09, 2016 11:50AM |
|
Lee Olsen |
July 10, 2016 09:58AM |
|
DDeden |
July 10, 2016 01:09PM |
|
Lee Olsen |
July 11, 2016 07:58AM |
|
DDeden |
July 11, 2016 04:22PM |
|
DDeden |
July 10, 2016 02:24PM |
|
DDeden |
July 11, 2016 04:25PM |
|
Lee Olsen |
July 12, 2016 07:53AM |
|
DDeden |
July 12, 2016 11:25AM |
|
Lee Olsen |
July 13, 2016 07:21AM |
|
DDeden |
July 15, 2016 11:16AM |
|
Khazar-khum |
July 15, 2016 01:59PM |
|
DDeden |
July 17, 2016 01:13PM |
|
Lee Olsen |
July 16, 2016 07:39AM |
|
Khazar-khum |
July 17, 2016 11:35AM |
|
DDeden |
July 17, 2016 01:14PM |
|
DDeden |
July 17, 2016 01:14PM |
|
Lee Olsen |
July 18, 2016 08:13AM |
|
DDeden |
July 18, 2016 12:05PM |
|
Lee Olsen |
July 22, 2016 12:44PM |
|
DDeden |
July 23, 2016 12:37PM |
|
Lee Olsen |
July 23, 2016 06:52PM |
|
Khazar-khum |
July 24, 2016 02:57PM |
|
Rick Baudé |
July 24, 2016 08:29PM |
|
DDeden |
July 29, 2016 11:54AM |
|
Khazar-khum |
July 29, 2016 01:34PM |
|
DDeden |
July 30, 2016 12:11PM |
|
Lee Olsen |
July 30, 2016 12:59PM |
|
Lee Olsen |
July 29, 2016 05:01PM |
|
DDeden |
July 30, 2016 12:14PM |
|
Lee Olsen |
July 30, 2016 01:05PM |
|
DDeden |
July 09, 2016 11:48AM |
|
DDeden |
June 17, 2016 01:12PM |
|
Hermione |
July 30, 2016 05:17PM |
Sorry, you can't reply to this topic. It has been closed.