This file is from Wikimedia Commons and may be used by other projects.
The description on its file description page there is shown below.
DescriptionMeture-Elongatus.jpg
Metura elongatus bagworm in cocoon, Melbourne, Australia. This individual's sack is 10 cm long from tip to tip, just 8 cm long counting only the silken part of the sack.
Any reproduction of this image (in any medium) must appear with a copy of, or full (hyperlinked) URL of the GFDL license. If you are a (commercial) publisher and you want me to write you an email or paper mail giving you an authorization to use my works in your products or a license with the terms of your choice, please email me to negotiate terms. Higher resolution or similar images may also be made available upon request.
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 only as published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.