Sentence examples for demands of migration from inspiring English sources

Its pull is so intense that a sandpiper's organs atrophy to accommodate the demands of migration.

Birds need to alter their metabolism in order to meet the demands of migration.

The high energetic demands of migration predict that food availability should be an important component of habitat quality for migrants and those individuals preparing to migrate [15], [17], [21], [25].

In both bats and birds, two distantly related vertebrate groups with divergent life histories, migratory species have relatively smaller brains than do sedentary species, suggesting a general incompatibility between the high energy demands of migration and those of maintaining and carrying a large brain.

This leads to demands of service migration and replication across the clouds.

"The message is pretty clear that these sockeye salmon are highly adapted to the energetic demands of their upstream migration," says Brian Riddell, a fisheries scientist who heads the Pacific Salmon Foundation in Vancouver.

Some long-distance migrants have been found to exhibit particularly high BMR, traditionally interpreted as being related to the energetic demands of long-distance migration.

These representative studies demonstrate that physiologic demands of long-distance migration can suppress the immune system.

The physiologic demands of long-distance migration can suppress the immune system (34 ); thus, blue-winged teal might be more susceptible to infection than some other dabbling ducks because of their long-distance migration.

If higher short-term flight performance improves the effectiveness of food acquisition in the barn swallow, it may help better fliers to acquire resources satisfying the demands of expenditure on migration more efficiently compared with the average bird.

It is certainly the case that the current rate of migration demands real investment to prevent it overwhelming some public services.