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    British Council
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  • Siemens Stiftung
    Shark – hearing with the entire body
    Graphic:Slice image of the hearing organ (lateral-line organ) of a shark.The shark as example of an animal that hears mainly with a part of its body surface.Caption:(a) pores(b) inner canals filled with gelatinous fluid(c) sensory cells containing the so called cilia(d) nervesInformation and ideas:The graphic is suitable for comparing the sensory cells in the human ear. Everyday context: methods of electroacoustic recording of sound with normal microphone and surface microphone.Further information on the measuring method “audiometry" is available as information sheet on the media portal of the Siemens Stiftung.Relevant for teaching:Structure and function of a sensory organReception of stimuli and processing of informationSenses discover the environmentSound/acoustics: hearing range, hearing frequency limit

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    weitere Medien der Reihe:
    Birdsong
    Recording: We often do not consciously perceive sounds in nature but we easily recognize birdsong.Birdsong can reach a level of 40 ...
    Echolocation with dolphins
    Graphic: Dolphins use the echo under water to locate other fish as prey.Just like a bat, a dolphin can recognize from the echo whether the prey is ...
    Elephant trumpeting
    Recording: The trumpets of an elephant can be pretty loud! Example of loud sources of sound in nature.Using their voice and their sense of hearing, ...
    How does a shark hear?
    Graphic:Shark and its hearing organ (lateral-line organ).The shark as an example of an animal that mainly hears with its body surface. The sense of ...