Carel Brest van Kempen, wildlife artist  http://rigorvitae.blogspot.com/ 
The International Rhino Foundation http://www.rhinos-irf.org/ 
Bill Stout, Artist http://www.williamstout.com/
The Dinosaur Museum in Blanding, Utah. http://www.dinosaur-museum.org/
The Nevada Friends of Paleontology http://complabs.nevada.edu/~shirka2/
The Utah Friends of Paleontology http://www.utahpaleo.org/utahvalley.html
The Society of Vertebrate Paleontology http://www.vertpaleo.org/
Dave Lovelace's Paleo site http://www.wyomingpaleo.org/
ReBecca Hunt Foster's paleontology site http://www.dinochick.com/
Scott Hartman's paleontological reconstructions site http://www.skeletaldrawing.com/