Kids' Inquiry of Diverse Species
North American porcupineErethizon dorsatum
University of Michigan Museum of Zoology
rodent jaw structure (hystricomorphy)
Phil Myers (photographer; copyright holder), Museum of Zoology, University of Michigan-Ann Arbor
Animal Diversity Web Staff (photographer)
This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported License.