Presentation Transcript
Slide1:
Map of Antarctica: Map of Antarctica
Discovery: Discovery 1773 - Captain Cook - his wooden ship could not penetrate the ice ring.
1822 - James Weddell (Sealing)
1830 - Whalers came
1911 - Roald Amundsen reaches South Pole
1915 - Shackleton stuck in ice
1959 – Antarctic Treaty
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Amundsen’s Discovery of South Pole: Amundsen’s Discovery of South Pole
Roald Amundsen: Roald Amundsen Race with Scott
Dogs instead of horses and motorized sleds
Ate dogs as supply sleds didn’t need them
Reached Pole on December 16, 1911
Placed the flag of Norway
Robert ScottEntire expedition dies.: Robert Scott Entire expedition dies. Race with Amundsen
Took Siberian horses
Motorized sleds quickly broke down
Refused to eat dogs
Horses died
Men had to pull
Pole January 17, 1912
All men died on return
Sir Ernest ShackletonStuck in Ice – Lost Ship: Sir Ernest Shackleton Stuck in Ice – Lost Ship
Plants: Plants 2 Flowering Plants
Pearlwort
Grass
Only on Antarctic Peninsula
There are also bacteria, molds, yeast, algae and fungi
Antarctic Birds: Antarctic Birds Snow Petrels
Terns
Fulmars
Cape Pigeons
Skuas
Terns
Penguins
Snow Petrel: Snow Petrel Small as a robin
Dart over ocean like large mosquitoes
Skua: Skua Has hooked bill
Has sharp claws
Feeds only ashore
Eats penguin eggs
Eats weak penguin chicks
Albatross: Albatross These birds roam the oceans at the bottom of the world.
Penguins: Penguins 18 species of penguins
4 live in Antarctica
Emperor
Adelie
Southern Gentoos
Chinstrap
Emperor: Emperor Largest of all penguins
Hatch eggs during coldest winter months
Female lays egg in May
Male hatches egg for 2 months and loses 40% of body weight
Female takes over
Adelie: Adelie Most numerous
Named after Captain d’Urville’s wife
Very small
Southern Gentoos: Southern Gentoos Live on peninsula
2-1/2 feet tall
Gentle and timid
White connected patches above eyes
Chinstrap: Chinstrap Black marking under chin from ear to ear
Whales: Whales Baleen
Toothed
Blue Whales - Baleen: Blue Whales - Baleen Baleen whale – strain food, mostly krill
Largest animal in the world
200,00 pounds - More than 5,700 mid-sized cars!
100 feet long
Humpback - Baleen: Humpback - Baleen Filters food
Eats mainly krill
Is less streamlined
Has long flippers
Sperm Whale - Toothed: Sperm Whale - Toothed Uses echo sounding to find prey
Can dive 3,000 feet
Only males migrate to Antarctica
Orcas – Toothed Whales: Orcas – Toothed Whales Resembles a dolphin
Largest carnivore
Eats seals and penguins
Hunt in packs
Will even bump icebergs to knock off penguins
Seals: Seals Crabeaters
Leopard
Ross
Weddell
Southern Elephant
Seals: Seals Live in groups called pods
Six species live in Antarctica
Elephant – Crabeater - Leopard: Elephant – Crabeater - Leopard Elephant – largest
Crabeaters
Leopard
Southern Elephant Seals: Southern Elephant Seals Weigh up to 8,000 lbs.
Largest of the world’s seals
Southern Fur Seals: Southern Fur Seals Were nearly wiped out by seal hunters in the nineteenth century
Live in groups - pods
Have paddle like flippers or fins
Have a thick layer of blubber
Southern Fur Seal: Southern Fur Seal