Class in which organisms are covered with tough, dry scales
What is Reptalia?
A skeleton on the inside of a creatures body, typically composed of bone or cartilage
What is Edoskeleton?
organisms in which offspring receive nutrients from the mother's placenta
What is Viviparous?
A structure that allows an embryo to be nourished by the mother's blood supply
What is the Placenta?
a learned behavior in which either a stimulus or a response is linked to either a reward or a punishment
What is Conditioning?
Two groups of organisms that have 4-chambered hearts.
What are Aves and Mammalia?
An animal that does not have limbs, ears or eyelids.
What is a Snake?
Segments of bone or some other hard substance that are arranged into a backbone.
What are Vertebrae?
A protein that allows red blood cells to perform their function
What is Hemoglobin?
The period of time during which an embryo develops before being born
What is Gestation
Internally warmed by a heat generating metabolic process.
What is Endothermic?
Two groups of organisms that generally have 3-chambered hearts.
What are reptiles and amphibians?
A state of extremely low metabolism and respiration, accompanied by lower than normal body temperatures. A creature is put in a deep state of low activity.
What is Hibernation?
Blood vessels that carry blood away from the heart.
What are Arteries?
lobes of the brain receiving signals from eye receptors
What are the Optic Lobes?
a learned behavior in which animals learn not to respond to repeated, unimportant stimuli
What is Habituation?
Most in this class have a skeleton composed of porous lightweight bones
What is Aves?
What are veins?
An animal with a pointy snout whose teeth won't fit in its mouth when the mouth is closed.
What is a Crocodile?
Development that occurs in an egg that is hatched outside the female's body.
What is Oviparous Development?
lobes of the brain that receive signals from nasal receptors
An innate behavior, triggered by a stimulus, occuring as an unchangeable, uninterruptable sequence of actions
What is Fixed Action Pattern?
Feathers with smooth barbules but no hooked barbules
What are Down Feathers?
The part of a shark's or fish's anatomy that senses vibrations in the water.
What is the lateral line?
the lobe of the brain that controls involuntary actions and refines muscle movement
What is the Cerebellum?
lobes of the brain that coordinate vital functions
What is Medulla Oblongata?
lobes of the brain that integrate sensory information and coordinate the creature's response to that information
What is the Cerebrum?
A learned behavior that is usually irreversible and limited to a specific time period in an animal's life
What is Imprinting?
In this class, the young are nourished with milk secreted from specialized glands
What is Mammalia?
the term describing organisms whose offspring develop in an egg hatched inside the mother's body
What is Ovoviviparous?