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17 Cards in this Set

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Carnivore
An animal that eats only other animals.
adaptation
A characteristic that helps an organism survive in its environment or reproduce.
anus
The opening at the end of an organism's digestive system through which waste exit.
herbivore
An animal that eats only plants.
invertebrate
An animal that does not have a backnone.
omnivore
An animal that eats both plants and animals
organ
A structure in the body that is composed of different kinds of tissue.
predator
A carnivore that hunts and kills other animals for food and has adaptations that help it capture the animals it preys upon.
Prey
An animal that a predator feeds upon.
vertebrate
An animal that has a backbone.
Radial symmetry
The quality of having many lines of symmetry that all pass through a central point.
Bilateral symmetry
Line symmetry; the quality of being divisible into two halves that are mirror images.
regeneration
The ability of an organism to regrow body parts.
Cnidarian
Animals whose stinging cells are used to capture their prey and defend themselves, and who take their food into a hollow central cavity.
larva
The immature form of an animalthat looks very differnet from the adult.
Medusa
The cnidarian body plan characterized by a bowl shape and which is adapted for a free-swimming life.
Polyp
The cnidarian body plan characterized by a caselike shape and which is usually adapted for life attached to an underwater surface.