3. • Fish are animals that live in _______ and
breathe using _______.
• Water goes in through the _________ and out
through the _______, which take ________ from
the water.
• Most fish swim by moving their tail - called
the ______ ______ left and right.
4. • Fish are animals that live in water and breathe
using gills.
• Water goes in through the mouth and out
through the gills, which take oxygen from the
water.
• Most fish swim by moving their tail - called
the caudal fin left and right.
14. • Shrimp are small animals that live on the floor
of oceans. There are over 2,000 different
species of shrimp worldwide. Shrimp are
invertebrates (animals lacking a backbone) that
have a tough exoskeleton.
• Diet: Shrimp are omnivores; they eat plants and
small animals.
• Life Cycle: Female shrimp lay over a thousand
eggs, which are attached to her swimming legs.
15.
16. The unusual pistol shrimp kills or
stuns its prey by making a very
loud sound with a huge claw with a
moveable, snapping appendage.
17. • Crustaceans are a group of animals that have a hard exoskeleton,
jointed legs, and a segmented body.
• Crustaceans are invertebrates (they lack a backbone)). Most
crustaceans live in water, but some live on land. Crustaceans are the
most numerous animals in the oceans, but some crustaceans live on
fresh water.
Some Characteristics of Crustaceans:
• A hard exoskeleton made of calcium - no internal skeleton.
• The head has two compound eyes, two pairs of antennae, and three
pairs of mouthparts.
• A pair of green glands excrete wastes near the base of antennae.
• The abdominal segments have swimmerets (swimming legs)
• The sexes are separate. Eggs are attached to the swimmerets
(swimming legs) of the female.
• The circulatory system is open; there is no heart and the "blood" is
pumped by vessels into sinuses, and does not flow in a closed loop.
18. • Lobsters are invertebrates, animals without a
backbone.
• Lobsters are cold-blooded; their body temperature
depends on the temperature of the water.
• Diet: Lobsters are carnivores. Most lobsters are
nocturnal. They are predators that eat crabs, clams,
worms, snails, mussels, flounder, and other lobsters.
• Lobsters continue to grow throughout their lives. As
a lobster grows, it often molts. It eats the old shell.
• The biggest lobster caught
weighed over 44 pounds.
• Lobsters may live to be 100 years old.
28. Now fold your square in half into two
rectangles. Then unfold it and fold it in
half into two rectangles the other way.
29. With the numbered side up, put one of your
hands into the underside while pushing up a
little. Once you get one hand into two of the
slots of the underside, place your other hand in
the other two slots and push up again.
