Dear Members of the Zoological Society of Japan

Four papers scheduled for publication in Volume 42, Issue 5 have been released early.

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https://ap.nakamacloud.com/zoology/?page_id=779

ORIGINAL ARTICLES: PHYSIOLOGY

Locomotor Activity Rhythm Under Natural Conditions and the Effect of Temperature on the Rhythm in the Band-Legged Ground Cricket, Dianemobius nigrofasciatus
Satoshi Fujita, Jun Endo, Hideharu Numata
Zoological Science 42 (6), (September 26, 2025) https://doi.org/10.2108/zs250039
KEYWORDS: actogram, circadian rhythm, masking, seasonal changes, Zeitgeber

ORIGINAL ARTICLES: DIVERSITY AND EVOLUTION

Successful Maintenance of Chemosynthetic Symbiotic Bacterial Abundance in Hydrothermal Mussels During Long-Term Rearing Experiments Exceeding 1000 Days
Tetsuro Ikuta, Makoto Sugimura, Ayu Yuasa, Yuka Amari
Zoological Science 42 (6), (September 26, 2025) https://doi.org/10.2108/zs250041 Open Access
KEYWORDS: chemosynthesis, symbiosis, deep-sea mussels, rearing aquarium, Bathymodiolus septemdierum, rubisco

ORIGINAL ARTICLES: PHYSIOLOGY

Intraspecific Variation in Responsiveness to Juvenile Hormone May Underlie Differences in Diapause Strategy Among Daphnia cf. pulex Clones
Natsumi Maruoka, Hitoshi Miyakawa
Zoological Science 42 (6), (15 October 2025) https://doi.org/10.2108/zs250019 Open Access
KEYWORDS: Daphnia, intraspecific variation, juvenile hormone, resting egg, diapause

ORIGINAL ARTICLES: ECOLOGY

Morphological Alterations in Rana japonica Tadpoles Induced by Predation Risk From Hynobius setouchi Salamander Larvae
Kazunori Matsumoto, Maika Ueda
Zoological Science 42 (6), (15 October 2025) https://doi.org/10.2108/zs250026
KEYWORDS: inducible defense, phenotypic plasticity, morphology, tadpole, predation