- Fact 2 - Sea urchins are
characterized by a globoid shape without arms or projecting rays
- Fact 3 - There are over 200 types
of sea urchins
- Fact 4 - Sea Urchins do not have
arms, claws, fins or eyes
- Fact 5 - The colors of Sea urchins
include black and dull shades of green, olive, brown, purple,
and red
- Fact 6 - Their shell is called a
"test"
- Fact 7 - The long and sharp spines
protect the sea urchin from predators
- Fact 8 - the Sea Urchin stats and
facts
- Length: 4-5 ins
- Habitat:
Oceans
- Predators: Humans, Sea otters, Starfish
- Diet: Sea Urchin are omnivores eating
tiny fish, kelp, seaweed and plankton
- Fact 9 - Sea urchins can move
freely over hard surfaces using adhesive tube feet, which work
in conjunction with the spines
- Fact 10 - Sea Urchins are classed
as Echinoderms: An echinoderm is a spiny-skinned marine animal
that usually have a symmetry of five including starfish,
sea-cucumbers and feather stars
- Fact 11 - They use the spines on
their underside to move around
- Fact 12 - A complicated jaw and
tooth apparatus in the mouth, known as Aristotle's lantern, is
used to fragment food
- Fact 13 - Their eggs and sperm are
shed into the sea
- Fact 14 - The flower urchin have
venom-tipped spines
- Fact 15 - Sea urchins are believed
to be powerful aphrodisiacs
- Fact 16 - The tube feet of Sea
Urchins are hollow, muscular projections ending in suckers
- Fact 17 - Sea urchins carve out
holes in rocks to live in
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