Sentence examples for frequency calls from inspiring English sources

Female zebra finches, on the other hand, are limited to a few one-note low frequency calls.

Bats have evolved a variety of designs, from simple broadband clicks to constant frequency calls.

The low frequency calls of blackbirds evolved to carry through the forest canopy, where these birds evolved to be.

They send out a series of high frequency calls and listen for the echoes produced when the waves hit something.

Moreover, because higher frequency calls are better for spotting smaller prey, each size bat likely pursues different-sized insects.

The observation of relatively resistant individual ash trees (although at very low frequency) calls for a rapid germplasm collection effort to establish a breeding program for resistance or tolerance to the disease.

He quickly activated a special radio frequency, calling in a "mass casualty incident".

The leading operator in Asia is Ipstar, owned by Thaicom in Thailand, with about 250,000 customers for a service that uses the lower transmission frequency, called Ku-band.

Another operator, Yahsat of Abu Dhabi, has announced plans to launch a satellite operating on the higher frequency, called Ka-band, to serve parts of Asia, the Middle East and Africa.

"If it is combined with newer tiny microneedles radio frequency called Intracel to treat upper lip, jowls, eyelid sagging, it is highly successful".

For all of these vibroacoustic characterizations, a special frequency called the transition frequency separates two domains.