Page 8 - Super Shark Encyclopedia
P. 8
TEEMING WITH LIFE
From seashore rock pools to the wide open waters and the deep
sea beneath, the world’s oceans contain an astonishing variety of life
and habitats. Some animals stay so close to land that they have to
move with the tides. Others spend all their lives in mid-water or prefer
to crawl along the sea floor.
Coral reefs are
home to a wide
variety of species
CORAL REEFS
Coral reefs grow along shallow
coastlines, where bright sunshine Sharks living near
and tropical warmth provide the surface are
active hunters
exactly the right conditions for
with good vision
thousands of different types of
ocean animals, including reef
sharks, to live and grow.
OPEN OCEAN
The wide expanses of the open sea are home
to vast amounts of tiny plankton that live in its
upper waters. Plankton are the start of a food
Sharks in deeper waters save
chain that ends with much larger animals, such as their energy for making
the giant ocean sunfish and meat-eating sharks. sudden grabs at unwary prey
POLAR SEAS Some deep-sea fish
The seas around the poles are so use light to attract
cold that they often freeze over prey and mates
in winter. Under the ice, the ocean
is rich in nutrients and oxygen.
This supports a wealth of animals,
including seals and penguins that
rest or breed on nearby land. Fish
grow slowly because of the cold, Bottom-dwelling
and many have bodies packed fish crawl rather
with antifreeze chemicals. than swim
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