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The Polar Oceans Quiz

Horizontales
Scars on skin of males are evidence of this.
Seals, sea lions, and walruses
Small, shrimp-like crustaceans.
Narwhals dive for deepwater fish such as ___.
Fish living in polar water produce ___ proteins to keep from freezing.
Thick, relatively firm layer of fatty tissue under the skin of many arctic animals
More than 50% of elephant seals come to breed here.
The ___ king penguin carries the egg.
Animals that drift with the ocean currents because they cannot swim
A narwhal's tusk can be used to measure the water for ___.
Male elephant seals have a trunklike, inflatable ____.
Sea butterflies swim by moving these "wings."
Verticales
"Unicorn of the sea"
Whales, dolphins and porpoises
Weddell seal pups are born with this fine, dense fur.
Sexual ____ is extreme in elephant seals.
Mackerel icefish lack this in their blood.
Animals that remain as plankton for their entire lives.
The process by which an iceberg is formed.
Guard hairs of a polar bear's fur are ____.
Marine ___ frozen in ice gives it the blue colour.
Family of small fish commonly found in icy seas.
Sea butterflies eat _____.
A seal's whiskers provide it with ___ information.
Sea butterflies are ___.