Image:Hummingbird wake Pengo.svg

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Hummingbird_wake_Pengo.svg‎ (Fichier SVG, résolution de 680 × 975 pixels, taille : 32 Kio)

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[edit] Caption

A trail of wake vortices generated by a hummingbird's flight. Discovered after training a bird to fly through a cloud of neutrally buoyant helium-filled soap bubbles and recording airflows in the wake with stereo photography.^[1]

[edit] References

↑ Rayner, J.M.V. 1995. Dynamics of vortex wakes of flying and swimming vertebrates. J. Exp. Biol. 49:131-155.

[edit] Sources

Based on diagram seen in: Analysis of Vertebrate Structure, 5th Ed. (textbook) Milton Hildebrand, George Goslow. 2001. Figure 28.15. p537.

[edit] Software

Created in Inkscape v0.45
Torus created in Art of Illusion and re-vectorised in Inkscape (via PoTrace).

[edit] Licensing

Illustration credit: Peter Halasz. (User:Pengo)

I, the copyright holder of this work, hereby publish it under the following licenses:

This file is licensed under the Creative Commons Attribution ShareAlike 2.5 License. In short: you are free to share and make derivative works of the file under the conditions that you appropriately attribute it, and that you distribute it only under a license identical to this one. Official license

This file is licensed under the Creative Commons Attribution ShareAlike 3.0 Unported License. In short: you are free to share and make derivative works of the file under the conditions that you appropriately attribute it, and that you distribute it only under a license compatible with this one.

You may select the license of your choice.

For the Creative Commons license, please give attribution to:

Peter Halasz
and/or, link to this image page: http://commons.wikimedia.org/wiki/Image:Hummingbird_wake_Pengo.svg

Although not a requirement of the license, if you use this image in print or media other than the web, I would appreciate it if you let me know. Please contact me if you require alternate licensing.

Historique du fichier

Cliquer sur une date et une heure pour voir le fichier tel qu’il était à ce moment-là

	Date et heure	Dimensions	Utilisateur	Commentaire
actuel	2 avril 2007 à 03:59	680×975 (32 Kio)	Pengo	(wings and fading vortexes)
	29 mars 2007 à 23:55	630×985 (30 Kio)	Pengo	(flip H)
	29 mars 2007 à 23:49	630×985 (30 Kio)	Pengo	({{Pengo2\|Diagram}})