Title: Ground Squirrel, Alternative Title: (none), Creator: Martin, Joe, Source: WO-067-CD60, Publisher: U.S. Fish and Wildlife Service, Contributor: DIVISION OF PUBLIC AFFAIRS.
Language: EN - ENGLISH, Rights: (public domain), Audience: (general), Subject: mammal, mammals, wildlife, animal, animals, squirrels.
The first-ever genetic delineation of nearly all existing squirrel groups suggests not only some surprising branchings in the squirrels' family tree. The study also reveals strong evidence that geological and climatic change influenced how their ancestors evolved and spread over 36 million years from just one part of ancient North America to nearly all of today's world. - SQUIRRELS' EVOLUTIONARY 'FAMILY TREE' FULL TEXT.
Unless otherwise indicated, resources in the Digital Library System are in the public domain. No restrictions or copyrights are placed upon these materials. You may credit the source of the resource using the information contained in the "Creator" or "Rights" field of the resource record.
Generally speaking, works created by U.S. Government employees are not eligible for copyright protection in the United States. See Circular 1 "COPYRIGHT BASICS" from the U.S. Copyright Office.
Leave a comment, make a request, Let this small sampling be a guide to better quality, more plentiful, public domain, royalty free, copyright free, high resolution, images, stock photos, jpeg, jpg, free for commercial use, clip art, clipart, clip-art. more at Public Domain Clip Art and clip art or public domain and Ground Squirrel
No comments:
Post a Comment