Jawless fish

By: Calista & Korey

VertebrateJawless fish are vertebrate. Vertebrate means

it has a back bone.

HabitatThey live deep in the water. Maybe the

bottom of a river or in a cave at the bottom of the ocean.

Cold Blooded Jawless fish cold blooded. Cold blooded

means it can not control its body temperature.

Life CycleA Jawless fish lays up to 60-70 thousand eggsAnd in about 5 weeks the eggs will hatch

How they breatheJawless fish us gills to breathe. The gills take the oxygen out of the water.

Body coveringThey are a fish but thy don’t have any scales.They have rough skin.They have glands that give off slimeJawless fish’s long bodies make them look like

electric ells

reproduceJawless fish lay over 200 eggs it takes 5

weeks later for the eggs to hatch.

Special body partsJawless fish have no paired fins there is ventral

fins. Ventral fins are close to the pectoral fins going close to the abdomen.

Petracol fins they get before they grow into lungs.Jawless fish don’t have paired fins but they have

something simuler cadual fins. Jawless fish have really sharp teeth.

Other Interesting factsJawless fish have very sharp teeth up and down.

Hagfish feed by shredding the bodies of dead or injured animals. A hagfish will sometimes enter the body of its prey via the prey’s mouth, from inside. Sometimes ,a hagfish will tie itself into a knot in order to give itself leverage when it is lampery’s are parasites.

speciasLamprey, infraylum, myxinodea,

petromyzontiformes

QuestionsWhat is a vertebrate?What special body parts does a jawless fish

have?What do there gills do?What kinds of jawless fish are there?

Resourceswww.jawlessvertebrates.comwww.wikipediawww.nationalgeographic.com