Sentence examples for alarm signalling from inspiring English sources

The experiment under natural conditions also pointed to the importance of colony size in interaction with alarm signalling to produce winged offspring by the pseudo crowding effect.

Costs of alarm signalling was recently discussed by Verheggen et al. [49], who demonstrated that pea aphids regulate the emission of EBF according to social environment, with small colonies releasing less EBF than large colonies.

By making use of the alarm signalling behaviour, Bruce et al. [43] successfully reduced the aphid population in field plots using plant extracts containing 70% EBF and a slow-release point sources which probably resembled the natural emission of EBF from aphids [44].

However, behaviours such as alarm signalling in birds and mammals [ 1], predator inspection by fish [ 2, 3] or aggressive defences by worker honeybees [ 4], pose an evolutionary challenge, because the cost of these behaviours is born by the actor, while other individuals (recipients) benefit from them.

It's 5am on Monday and the sound of my alarm signals the start of another busy week.

As a result, said Raymond A. Gill, who represents Jeffery Nahaczewski, one of the injured students, reactions to an alarm signaling the fire were subdued.

This alarm signals that we need to plot a course of action, whether the threat comes from a stubbed toe, loneliness, or the absurd plight of Sisyphus.

A reading of 0.08 or above sets off an alarm, signaling a blood-alcohol level above the legal limit in all 50 states.

If so, evolutionary theory on alarm signaling predicts consequences of major interest to students of plant protection, tritrophic systems and communication alike.

The alarms signaled by the CUSUM analysis illustrate the need for modeling the expected value when surveillance statistics are used.

These shifts sent alarm signals to Israel.