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The Grizzly Bear

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Blake Miller

on 16 December 2013

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Transcript of The Grizzly Bear

The Grizzly Bear
Google Images
Largest Grizzly Recorded In The World
This massive grizzly was found in Alaska. It weighed 1600 lb. and was 14 ft. long.
Average adult males weigh 400 to 800 lb.

Their average height is 6.5 ft.

Their fur is usually brown, but can also be blond or black

Grizzlies can run 50km/h

Life Cycle
The teen bear turns into an adult.
The adult will live in the wild for another 10 years.

The cub is born alive.
The mom feeds the cub milk.
The cub stays with the mom for a year.

The young grizzly start to hunt for itself.
It will live in the wild for 15 years.
They start mating when they're 7 years old.
1 or 2 cubs are born at a time. Grizzlies mate every 4 years during May and June.
What Do Grizzlies Eat?
Grizzly Bears Are Omnivores
They eat moose, elk, caribou or salmon, depending on where they live.
Grizzlies also eat all sorts of plants like grass, roots and berries.
Where Do Grizzlies Live?
Grizzly bears live in a variety of habitats ranging from...
Dense Forests
Subalpine Meadows
Arctic Tundra
Predatory Attacks
Why Are Grizzly One Of the Most Dangerous Land Mammals?
25% of their diet
75% of their diet
5-12cm. razor sharp claws,
good for digging and ripping through flesh
Powerful jaw with 42 razor sharp teeth.
Very thick fur,
that acts like body
Extremely thick skull, they can be shot multiple times in the head before dying.
Grizzly bears have no natural predators, but they occasionally fight over carcasses against other predators, such as wolves.
Human Attacks
Wounds and Recovery
Being mauled by a grizzly can cause large lacerations wounds that are prone to infections. It can takes years to recover from an attack and can even result in plastic surgeries or facial transplants.
Cause of Grizzly Bear Attacks
Almost all grizzly bear recorded bear attacks have resulted from humans surprising the bear. Hunters are known for having more encounters with bears, because they are quietly searching for game.
One of the most dangerous situations is when a mama bear feels that her cubs are threatened. They will become very aggressive and attack on sight.
Angry Mama Bear
Deaths and Injuries
approximately 5 people are killed each year by grizzly bears
an average of 23 people are seriously injured each year
Ursus Horribilis
Special Facts
The grizzly bear's closest relatives are the polar bear and the european cave bear
Grizzly bears hibernate for 5 to 7 months each year
For each person killed by a grizzly bear attack there are 13 people killed by snakes, 17 by spiders, 45 by dogs, 120 by bees, 150 by tornadoes, 374 by lightning, and 60,000 by humans.
Not all grizzly bears are dangerous
Full transcript