JJVR Current Issue Vol. 60, No.1 Cover Figure A fatty bear during the hyperphagia stage in autumn: Bears exhibit a seasonal change in body weight, with the highest weight in November. Because they hibernate during the winter, they store a large quantity of energy during the pre-hibernation period. Bears may have unique physiological mechanisms in order to accumulate body fat during the pre-hibernation period. See the article by Akari Kamine et al.. on page 5. 　JJVR Back Issues 　Vol.60-suppl 　Vol.59, No.4 　Vol.59, No.2&3 　Vol.59, No.1