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Monday, March 18, 2013

Kitty Kat

FRANCES WALDEN
CONSERVATION BIOLOGY
WRITE UP OF ENDANGERED SPECIES
DECEMBER 6TH, 2007

THE holy person SHARK (Squatina squatina).

In the past few decades, the interest by numerous in protecting and preserving the worlds

biodiversity have increased. valet activities, around the globe, possess a threat to

biological communities. It has been proposed that many biological species will go extinct

in the coming decades (Richard Primack, 2004). bingle such biological species which is going

extinct is the angel shark.

The paragon sharks ar flat-bodied sharks, very ray-like, with broad pectoral fins that

bury themselves in the horse sense or mud with only the eyes and part of the clear of the soundbox

exposed. They have a blunt snout and be disguise to blend into the sand and rocks

of the ocean bed. They have long, wide fins that check like wings, giving it its name. It is

also known as the monastic shark, sand devil, and monkfish. While the forward part of the

angel sharks body is broad and flattened; the rear part retains a goodish appearance

more typical of other sharks. The eyes and spiracles are on top, and the five gill slits are

on bottom. Both the pectorals and the pelvic fins are large and held horizontally.

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There

are two dorsal fins, no anal retentive fin, and unusually for sharks, the lower lobe of the caudal fin

is longer than the upper lobe. Angel sharks have small, sharp dentition in trap-like jaws. They

eat fish, crustaceans, and mollusks. all(prenominal) angel sharks capture their prey by ambush. Lying

almost undetectable beneath a layer of sand or silt, they have a bun in the oven until a hapless victim

approaches before engulfing it with lightening speed, in its trap-like jaws. Their narrow

pointed teeth are ideal for holding prey, most of which is swallowed whole. Tests on the

nutriment habits of angel sharks have shown that they react to any passing prey, spue out

anything that does not appeal to their appetite. They have complete faith in...If you essential to get a full essay, order it on our website: Orderessay



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