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The cookiecutter shark (Isistius brasiliensis), also called the cigar shark, is a species of small squaliform shark in the family Dalatiidae.This shark lives in warm, oceanic waters worldwide, particularly near islands, and has been recorded as deep as 3.7 km (2.3 mi).
The cookiecutter sharks, or cigar sharks, are unusual in the manner in which they replace their teeth. Instead of replacing teeth singly as they get damaged or lost, for example in hunting, such sharks replace the whole set. They can repeat such replacement throughout their lifetimes. [3]
The cookiecutter, also known as the cigar shark, is more than 10 times smaller than a great white, measuring between 1 to 1.4 feet (0.3 to 0.42 meters) on average.
This shark has been known to bite bony fishes, sharks, and marine mammals. [1] [4] [9] One study has found that the largetooth cookiecutter shark is responsible for 80% of the cookiecutter wounds found on cetaceans off Bahia, Brazil. The flank was the most often-attacked area, followed by the head and abdomen.
Both of the inflatable hulls on their 9-meter (30-foot) boat were damaged in several attacks by what were thought to be cookiecutter sharks — a small species not considered dangerous to people ...
At 20 inches long with a substantially large jaw for a shark of its size, the Cookiecutter shark is lethally vicious. While only one Cookiecutter has ever been seen in Guadalupe, their bites are ...
Shark Night (advertised as Shark Night 3D) is a 2011 American horror film directed by David R. Ellis and written by Will Hayes and Jesse Studenberg. It stars Sara Paxton , Chris Carmack , Katharine McPhee , Alyssa Diaz , Dustin Milligan , and Joel David Moore .
Cookiecutter sharks attach to the orcas, eventually leaving behind small, circular scars that were observed in photos of the animals. The killer whales have circular scarring left behind from ...