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Local gulls and migrating arctic terns behave in the same way when offered food.
F
Experts’ definitions of migration tend to vary according to their area of study.
T
Very few experts agree that the movement of aphids can be considered migration.
NG
Aphids’ journeys are affected by changes in the light that they perceive.
T
Dingle's aim is to distinguish between the migratory behaviours of different species.
F
According to Dingle, migratory routes are likely to......
G
To prepare for migration, animals are likely to....
C
During migration, animals are unlikely to...
A
Arctic terns illustrate migrating animals’ ability to.....
E
Pronghorns rely on their eyesight and ................. to avoid predators
speed
One particular population’s summer habitat is a national park, and their winter home is on the .................. where they go to avoid the danger presented by the snow at that time of year.
plains
However, their route between these two areas contains three .................. .
bottlenecks
ne problem is the construction of new homes in a narrow .. ................ of land on the pronghorns’ route.
corridor
