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blue star fish, description, place and time, behavior, intoduction,…
blue star fish
description
size
small tier
five tentacles
no eyes
tube feet
hard body plates
gills
nerve net
ampula
ring canal
stomach
anus
obtaining oxygen
gonads
spines
sence of smell
place and time
pacifca ocean
tropical
cold region to
abyss zone
trench zone
dead coral
antlantic
shallow waters
rocks
algae
bed in shallow waters
coral reefs
sea grass
behavior
lay thousands of eggs at a time
make no sound
eat plankton
no brain no blood
constructed motor organs
they cannot survive in fresh waters
2000 species of sea stars
live up to 35 years
star fish have no nerve system
sea stars reproduce in 2 ways
star fish is not thier name
jelly fish can regenarat their body
they inside out
intoduction
blue star fish can
they can regrow their arms
sea stars are often called star fish.
they are not fish they are echinoderms
they can regenerate their body
invertebrate
star
sea creature
under water creature
cold blooded
they belong to the family of star fish
conclusion
they eat clams and seagrass
they can have 50 arms
star fish can get to the age of 35 years