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absorb: To take in. polluted: Contaminated or made
carnivores: Animals that eat meat. dirty or impure, especially with
products made by humans.
climate change: Changes in Earth’s
weather and climate over time. polyp: A small sea animal with a
tubular body and a round mouth
digested: Broke down food surrounded by tentacles.
so that it could be absorbed
and used by the body. predators: Animals that hunt other
animals for food.
invertebrates: Animals that
do not have backbones. prey: Animals that are hunted
by other animals for food.
nervous system: The system
of nerves in the body that sends sense: To feel or become aware
messages for controlling movement of something.
and feeling. species: One of the groups into
oral: Of or having to do with which similar animals and plants
the mouth. are divided.
paralyzes: Makes someone or tentacles: The flexible limbs
something unable to function. of some ocean animals.
plankton: Tiny animals and
plants that drift or float
in oceans and lakes.
