They are the best tools yet for learning bird vocalizations.

Twitter is the onomatopoeia for a type of bird vocalization.

They are sometimes called 'Poor-me-ones', after their haunting bird vocalization.

Reel, a complex bird vocalization consisting of several short elements which are repeated regularly.

Recognition of bird vocalizations is an important part of a birder's toolkit.

Bird vocalization includes both bird calls and bird songs.

The vocalizations appear to be different in different individuals and have been compared to Bird vocalizations because of their complexity.

Bird vocalization, like human whistling, is derived from the trachea and is caused by air forced through a hole.

They are among the most characteristic bird vocalizations of South and Central America, often resembling sounds made by a flute or a whistle.

As another innovation, the guide represented bird vocalizations with sonograms, two-dimensional graphs of frequency and amplitude over time.

Society Finches have been used extensively in research on imprinting and on bird vocalizations, often comparing the structure of their songs to syntax.

The term bird language may also more informally refer to patterns in bird vocalizations that communicate information to other birds or other animals in general.

When the scientists dissected the brains of these birds, they found that the part of the brain that typically controls bird vocalization was entirely of quail origin.

His music also combines wider aspects of linguistics and human speech, mathematical models (series, patterns, algorithms, etc.), and models coming from bird vocalization and nonverbal communication.

Bird Language: Exploring the Language of Nature with Jon Young A blog with stories and tips for learning the patterns in bird vocalizations.

NE, Mulder RA. (1992): A novel context for bird vocalization: predator calls prompt male singing in the kleptogamous superb fairy-wren, 'Malurus cyaneus'.

In general, the vocalizations of the Short-tailed Pygmy Tyrant are all unlikely to be recognized as bird vocalizations, but are rather more like the sounds made by crickets or small frogs.

The producer of Universal Interactive proposed that rather than conventional music, an "urban chaotic symphony" would be created by Andy Gavin causing random sound effects (such as bird vocalizations, vehicle horns, grunts and flatulence) to be randomly selected and combined.

In the field of bird vocalization, brains capable of producing only an innate song have very simple neural pathways: the primary forebrain motor center, called the robust nucleus of arcopallium, connects to midbrain vocal outputs, which in turn project to brainstem motor nuclei.

A type of bird vocalization that sounds different from the standard confirmation beep will occur for Youth or Senior/Disabled/Medicare passes that are valid, and the driver's side computer will show YTH for the Youth pass or SDM for the Senior/Disabled/Medicare pass.