Complex call production in the tungara frog

Article Abstract:

The 'chuck' of the 'whine-chuck' mating call of tungara frog is caused by a fibrous mass attached to the vocal folds. Males without an elongated fibrous mass on their vocal folds try to produce chuck sounds but are unable to do so.

Physiological aspects, Physalaemus pustulosus, Tungara frog, Animal sounds, Animal vocalization

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Superfast muscles control dove's trill

Article Abstract:

Doves are able to control their syrinx, a vocal organ that is unique to birds by using superfast muscles. The syrinx of ring doves generates a relatively simple, highly stereotyped song, which gives the familiar cooing sound.

Behavior, Pigeons

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A social call

Article Abstract:

Female finch birds can recognize the calls of the male finch mates, but not the other way around. To understand why males cannot recognize female calls is studied.

Finches, Darwin's finches

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