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Animal Diversity: Invertebrates

Across
Invertebrates that use stinging cells to capture food and defend themselves.
Have two shells held together by hinges and strong muscles.
Anything in the environment that causes a response.
Animals use past experiences to solve new problems.
Parts are arranged around a central axis.
Behavior is modified to get desired response from a stimulus.
Process by which a single organism produces a new organism identical to itself.
Invertebrates that have an exoskeleton or external skeleton, a segmented body and jointed attachments called appendages.
Invertebrates with an internal skeleton and a system of fluid-filled tubes called a water vascular system.
Arthropods with three body sections, six legs, one pair of antennae and usually one or two pairs of wings.
Long, flattened bodies with organs and systems.
Automatic response that happen instantaneously.
Down
No definite shape.
The way an organism interacts with other organisms and its environment.
Parts are divided with mirrored image halves.
Complex pattern of innate behavior that may take weeks to complete.
A behavior that an organism is born with.
Have a single external shell or no shell at all.
Invertebrate animals that usually have no body symmetry and never have tissue or organs.
Newborn forms attachment to another organism after birth or hatching.
Invertebrates with a soft body often covered by a shell; has thin layer of tissue called a mantle that covers its internal organs, and an organ called a foot.
Stuck in one place.