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Certain words in the English language represent animal sounds: the noises and vocalizations of particular animals, especially noises used by animals for communication. The words can be used as verbs or interjections in addition to nouns , and many of them are also specifically onomatopoeic .
In non-primates, copulatory calling predominantly occurs before copulation in order to attract mates (mating call). Calls vary in frequency (14 Hz [4] to 70,000 Hz [5]) and function. One of the main purposes of females vocalizing is the induction of mate guarding behavior in males. [6]
Increased efficiency of sound production is important, as some frogs may produce calls lasting for several hours during mating seasons. [7] The New River tree frog (Trachycephalus hadroceps), for example, spends hours producing up to 38,000 calls in a single night, which is made possible through the efficient recycling of air by the vocal sac. [7]
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The purpose of the vocal sac is usually as an amplification of their mating or advertisement call. The presence or development of the vocal sac is one way of externally determining the sex of a frog or toad in many species; taking frogs as an example; The vocal sac is open to the mouth cavity of the frog, with two slits on either side of the ...
Although a normally silent fox, the Cape fox is known to communicate with soft calls, whines or chirps. However, it will utter a loud bark when alarmed. A long-range vocalization of yelps or yapping barks has been described, but Cape foxes apparently do not howl. [6] When in an aggressive mood, the Cape fox is known to growl and spit at its ...
Frogs and toads produce a rich variety of sounds, calls, and songs during their courtship and mating rituals. The callers, usually males, make stereotyped sounds in order to advertise their location, their mating readiness and their willingness to defend their territory; listeners respond to the calls by return calling, by approach, and by going silent.
Peacock_Mating_Call.ogv (Ogg multiplexed audio/video file, Theora/Vorbis, length 3.0 s, 320 × 240 pixels, 835 kbps overall, file size: 310 KB) This is a file from the Wikimedia Commons . Information from its description page there is shown below.