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z. Biology Exam 3: Taxa Characteristsics
n/a
7
Biology
Undergraduate 1
04/07/2010

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Term
Mammary glands
Hair or fur

Endothermic, placenta, nurture young, specialized teeth
Definition
Mammalia characteristics
Term
Amniotic egg layed on land
dry skin
thoracic breathing
ectothermic (cold-blooded)
Definition
Reptilia characteristics
Term
Scales-->feathers
Light skeleton, lost heavy teeth replaced with light beak
retain reptilian amniotic eggs and scales on legs
Definition
Aves characteristics
Term
swim bladder
operculum
Definition
Fish characteristics
Term
Reproduce in water
"two-lives"
cutaneous respiration
Definition
Amphibia characteristics
Term
Three tagmata: head, thorax, abdomen
Six legs
Largest group of animals
Tympanal organs used to detect sound
Malphigian tubules to excrete waste
communicate via pheremones
Definition
Insecta characteristics
Term
complete digestive system
predatory with proboscis that shoots out from mouth
Definition
Nemertea characteristics
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