shark

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Related to Shark behaviour: great white shark

shark

(shärk)
n.
Any of numerous cartilaginous fishes of the subclass Elasmobranchii that are chiefly carnivorous and marine. Sharks have a streamlined torpedolike body, five to seven gill openings on each side of the head, a large oil-filled liver, and tough skin covered with small toothlike scales.
References in periodicals archive ?
Ultimate Shark breaks down dramatic great white-human attacks and demystifies the true motives and power behind great white shark behaviour.
Miss Smith, who completed her first degree in marine biology and coastal ecology at Plymouth University, studied shark behaviour in the wild at the Bimini Biological Field Station in the Bahamas.
To get a taste of things to come, residents in Redditch can swim with Roboshark, which was fitted with a camera and used by David Attenborough to study shark behaviour in an acclaimed BBC wildlife documentary.