Simon 128 IELTS
reading exercises
Compiled by Ulugbek Yusupov
Created by Proper English School +998 90 770-99-77 Page 15
Being active at night is a form of niche differentiation, where a species' niche is partitioned
not by the amount of resources but by time (i.e. temporal division of the ecological niche).
For example, hawks and owls can hunt the same field or meadow for the same rodents
without conflict because hawks are diurnal and owls are nocturnal.
Fill the gaps in the summary using words from the list below it.
Nocturnal animals sleep during the daytime, whereas ______ animals are awake during the
day and they ______ at night. Animals that are active at night tend to have ______ hearing
and smell, and they may have ______ eyesight. Nocturnality allows animals to hunt for prey
without having to ______ with predators that are active during daylight hours.
most, sensitive, asleep, conflict, diurnal, compete, exceptional, sleep
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