It helps you understand living space and how organisms adapt
Answer:
Maybe cultural. I am not sure though
5 prayers a day
Salat al-fajr: dawn, before sunrise.
Salat al-zuhr: midday, after the sun passes its highest.
Salat al-'asr: the late part of the afternoon.
Salat al-maghrib: just after sunset.
Salat al-'isha: between sunset and midnight.