Toward a seasonal model of the circadian system: the case of ruin lizards
Augusto Foŕ, and Cristiano Bertolucci
[Frontiers in Bioscience 8, s236-242, May 1, 2003]

Interactions between photic and nonphotic stimuli to synchronize the master circadian clock in mammals
Etienne Challet and Paul Pévet
[Frontiers in Bioscience 8, s246-257, May 1, 2003]

Thermal chronobiology of domestic animals
Giuseppe Piccione and Roberto Refinetti
[Frontiers in Bioscience 8, s258-264, May 1, 2003]

From light to genes: moving the hands of the circadian clock
Diego A. Golombek, Gabriela A. Ferreyra, Patricia V. Agostino, Alejandro D. Murad, María F. Rubio, Gastón A. Pizzio, Marcelo E. Katz, Luciano Marpegan and Tristán A. Bekinschtein
[Frontiers in Bioscience 8, s285-293, May 1, 2003]

Peripheral circadian oscillators and their rhythmic regulation
Chiaki Fukuhara and Gianluca Tosini
[Frontiers in Bioscience 8, d642-651, May 1, 2003]

A concise overview of circadian timing in Drosophila
Mauro Zordan, Federica Sandrelli and Rodolfo Costa
[Frontiers in Bioscience 8, d870-877, May 1, 2003]

Activity rhythms and orientation in sandhoppers (CRUSTACEA, AMPHIPODA)
Alberto Ugolini
[Frontiers in Bioscience 8, s722-732, May 1, 2003]