Post on 18-May-2015
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WHALES FACTS
Done by:Saif AlkharousiGroup 2
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The difference between baleen and toothed whales has to do with their methods of feeding. Toothed whales eat large fish and squid, using their teeth. Baleen whales use baleen like a strainer and feed on smaller animals such as krill and crustaceans
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This PowerPoint shows different types of whales:
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Blue whalesThe largest animal in the world
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Speed: Cruises 8-10 knots Surges up to 20 knots for ten minutes
Color: Bluish gray with grayish patches on back and
sides Underside of flippers are white
Length: Up to 105 feet It is the largest animal that has ever lived
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Weight: Up to 200 tons (larger than 30 elephants(
Surfacing: About every 4-7 minutes
Blow: Spout is high and columnar
Eating Habits: They feed on krill It can hold over one ton of food in its stomach It needs 3,000,000 calories a day
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Interesting Features: The Blue whales are a totally protected
species Tongue may weigh 22 tons Heart may weigh 1,500 lbs. " Hitch-hikers" found attached to the body
of the Blue whale -Barnacles -Fleas and Round worms live in the baleen plates -Remora or Suckerfish -Pacific Lamprey
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Sperm WhalesLargest brain in the animal kingdom
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Speed: 8-10 knots Short bursts up to 20 knots
Color: Dark bluish-gray to black May have white on belly and lower jaw
Length: Male up to 65 feet Female 50-55 feet
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Weight: Males up to 59 tons Females up to 36 tons
Surfacing: Dive lasts up to 90-minutes, dives may be as deep as
3,200 feet Blow:
Single blow hole located to the left of the midline, far forward on the head
Eating Habits: Mainly octopus and squid Also eats sharks and other fish
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Interesting Features: The most hunted whale in the 1800's Has the largest brain in the animal kingdom
weighing over 20 lb Whale in the book "Moby Dick"
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Right WhaleDoes not sink when killed
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Speed: Very slow moving: 2-3 knots Easily harpooned
Color: Usually black May show irregular white patches on the
underside Length:
45-60 feet
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Length: 45-60 feet
Weight: Up to 45 tons
Surfacing: Every 4-7 minutes Can hold its breath for 10-30 minutes
Blow: 2 blowholes The spout is V-shape
Eating Habits: Krill
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Interesting Features: Called the "Right" whale because it was the
right whale to harpoon Does not sink when killed Longest baleen of any whale
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Humpback WhalesThe "singing" whale
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Speed: Slow swimmer: 1.3-5 knots Easily caught
Color: Top and sides are black with a white
underside Length:
Up to 54 feet, average length 40 feet Flippers are 1\4-1\3 of the total length of the
whale
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Weight: Average 29 tons
Surfacing: Stays under water for 4-7 minutes between
breaths Blow:
Spout is low broad jet of vapor accompanied by a puff
Eating Habits: Anchovies and krill gathered from May-
December
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Interesting Features: Has reputation as the most athletic and
playful whale Breeches, leaping clear out of the water
spinning, falling back and splashing It's known as the singing whale Songs last 3-36 minutes It is a fully protected whale
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OrcaThe "Killer" whale
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Speed: Can maintain speeds up to 15-20 knots
Color: Black upper-body White patch behind eye White sides
Length: Up to 30 feet
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Weight: 3-4 tons
Surfacing: Can leap completely out of the water Can dive up to 1000 feet Is able to stay submerged for 20 minutes
Blow: No information available
Eating Habits: Eats warm blooded animals such as sea birds, seals,
walruses, and even larger whales Also eats fish and squid
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Interesting Features: Tall dorsal fin grows to 6 feet The Killer whale is actually a large dolphin Smarter and easier to train than a dolphin
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Fin WhaleUses its flukes as a weapon
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Speed: It is the fastest whale. It can swim at 12 knots
and sprint up to 20-30 knots Color:
Grayish-black on top, white on its right bottom underside, grayish-black on its left bottom underside.
Length: Up to 80 feet
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Weight: Up to 50 tons
Surfacing: Every 6-10 minutes for 4-7 blows It is the deepest diving baleen whale
Blow: The spout looks like an inverted cone with the blow
accompanied by a whistle Eating Habits:
Eats krill, anchovies and other fish Feeds while swimming on it's side with it's mouth
open
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Interesting Features: Uses it's powerful tail flukes against sharks
and other whales It smashed the boats of early whalers into
splinters It is valuable to the whaling industry today
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