Cold-Blooded Vertebrate Vocabulary

Question 1

Vertebrates

Answer 1

an animal of a large group distinguished by the possession of a backbone or spinal column, including mammals, birds, reptiles, amphibians, and fishes.

Question 2

Endotherms

Answer 2

an animal that is dependent on or capable of the internal generation of heat; a warm-blooded animal.

Question 3

Ectotherms

Answer 3

an animal that is dependent on external sources of body heat.

Question 4

Lateral Line

Answer 4

a visible line along the side of a fish consisting of a series of sense organs that detect pressure and vibration.

Question 5

Gills

Answer 5

the paired respiratory organ of fishes and some amphibians, by which oxygen is extracted from water flowing over surfaces within or attached to the walls of the pharynx.

Question 6

Jawless Fishes

Answer 6

Lamprey and Hagfish

Question 7

Cartilaginous Fishes

Answer 7

Shark, batoids and chimaera

Question 8

Bony Fishes

Answer 8

sun fish walleye and pike

Question 9

Swim Bladder

Answer 9

thus to stay at their current water depth without having to waste energy in swimming.

Question 10

Amphibians

Answer 10

Amphibians are ectothermic, tetrapod vertebrates of the class Amphibia. Modern amphibians are all Lissamphibia

Question 11

Lungs

Answer 11

each of the pair of organs situated within the rib cage, consisting of elastic sacs with branching passages into which air is drawn, so that oxygen can pass into the blood and carbon dioxide be removed. Lungs are characteristic of vertebrates other than fish, though similar structures are present in some other animal groups.

Question 12

Tadpole

Answer 12

Image result for Tadpole
A tadpole also called a pollywog is the larval stage in the life cycle of an amphibian, particularly that of a frog or toad. They are usually wholly aquatic, though some species have tadpoles that are terrestrial.

Question 13

Metamorphosis

Answer 13

a change of the form or nature of a thing or person into a completely different one, by natural or supernatural means.

Question 14

Caecilians

Answer 14

Ichthyophis

Question 15

Salamanders

Answer 15

Salamanders are a group of amphibians typically characterized by a lizard-like appearance, with slender bodies, blunt snouts, short limbs projecting at right angles to the body, and the presence of a tail in both larvae and adults.

Question 16

Frogs

Answer 16

A frog is any member of a diverse and largely carnivorous group of short-bodied, tailless amphibians composing the order Anura

Question 17

Toads

Answer 17

Toad is a common name for certain frogs, especially of the family Bufonidae, that are characterized by dry, leathery skin, short legs, and large bumps covering the parotoid glands.

Question 18

Reptiles

Answer 18

Reptiles are tetrapod animals in the class Reptilia, comprising today’s turtles, crocodilians, snakes, amphisbaenians, lizards, tuatara, and their extinct relatives.

Question 19

Amniotic Eggs

Answer 19

Amniotes are a clade of tetrapod vertebrates comprising the reptiles, birds, and mammals

Question 20

Turtles

Answer 20

Turtles are reptiles of the order Testudines characterized by a special bony or cartilaginous shell developed from their ribs and acting as a shield. “Turtle” may refer to the order as a whole or to fresh-water and sea-dwelling testudines.

Question 21

Tortoises

Answer 21

Tortoises are a family, Testudinidae, of land-dwelling reptiles in the order Testudines. Tortoises are shielded from predators by a shell.

Question 22

Crocodiles

Answer 22

Crocodiles or true crocodiles are large aquatic reptiles that live throughout the tropics in Africa, Asia, the Americas and Australia. Crocodylinae, all of whose members are considered true crocodiles, is classified as a biological subfamily

Question 23

Alligators

Answer 23

An alligator is a crocodilian in the genus Alligator of the family Alligatoridae. The two living species are the American alligator and the Chinese alligator. In addition, several extinct species of alligator are known from fossil remains

Question 24

Snakes

Answer 24

Snakes are elongated, legless, carnivorous reptiles of the suborder Serpentes. Like all squamates, snakes are ectothermic, amniote vertebrates covered in overlapping scales

Question 25

LIzards

Answer 25

Lizards are a widespread group of squamate reptiles, with over 6,000 species, ranging across all continents except Antarctica, as well as most oceanic island chains

Question 26

Tuataras

Answer 26

Tuatara are reptiles endemic to New Zealand. Although resembling most lizards, they are part of a distinct lineage, the order Rhynchocephalia. Their name derives from the Māori language, and means “peaks on the back”.