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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] Conversely, calls may also be used in order to attract high ranking mates who can prevent intercourse with the initial partner. [7] This is done to incite male mate competition.
The North American name "loon" likely comes from either the Old English word lumme, meaning lummox or awkward person, or the Scandinavian word lum meaning lame or clumsy. Either way, the name refers to the loon's poor ability to walk on land. [17] Another possible derivation is from the Norwegian word lom for these birds, which comes from Old ...
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 .
That calls have meanings that are interpreted by their listeners has been well demonstrated. Domestic chickens have distinctive alarm calls for aerial and ground predators, and they respond to these alarm calls appropriately. [138] [139] However, a language has, in addition to words, grammar (that is, structures and rules). Studies to ...
In addition to checking their child's abilities against the CDC guidelines, pediatricians are a great resource for making sure everything checks out: When parents take their child for scheduled ...
The CDC released new COVID-19 vaccination guidelines for people 65 and up and those who are immunocompromised: Get two shots. Experts explain.
The common loon or great northern diver (Gavia immer) is a large member of the loon, or diver, family of birds. Breeding adults have a plumage that includes a broad black head and neck with a greenish, purplish, or bluish sheen, blackish or blackish-grey upperparts, and pure white underparts except some black on the undertail coverts and vent.
The first call that Anderson spoke on was a roughing the passer call in the first quarter. During the third-down play, Mahomes was tackled by Houston defensive end Will Anderson Jr. just after ...