The circadian rhythm of locomotor activity in the spiny mouse Acomys spinosissimus from South Africa was investigated under controlled laboratory conditions. Nine individuals were subjected to six successive light cycles ...

This study developed niche models for the native ranges of Oreochromis andersonii, O. mortimeri, and O. mossambicus, and assessed how much of their range is climatically suitable for the establishment of O. niloticus, and ...

Many mammals use the change in day length to time physiological and behavioural activities on a seasonal basis. Particularly, mammals from temperate regions use photoperiod to regulate reproductive functions; however, ...