Sentences with phrase «normal takeoff»
When they made the normal takeoff sound louder, the birds just kept eating; when they turned down the volume of the startled takeoff sound, three of 15 flocks fled and the rest perked up and looked around for danger.
http://www.sciencemag.org/
None of the 15 flocks did anything when they heard the normal takeoff noise.
Because the alarm sound is naturally louder than the normal takeoff sound, the researchers also adjusted the volume of both recordings.
They set up 13 feeder stations and recorded normal takeoff sounds.
Not exact matches
I have flown many times and during takeoffs I have watched, the normal sized streetlights, buildings, and people, transform into a world of miniature dollhouse replicas.