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Stephania D

Coral Reefs - 0 views

dsc.discovery.com/...coral-reefs.html

Coral reefs water pollution

shared by Stephania D on 03 Dec 08 - Cached
  • A third of reef-building corals worldwide are threatened with extinction due to climate change and water pollution, according to the first global assessment on the marine creature by 39 scientists.
  • Destructive fishing and the degradation
  • "When corals die off, so do the other plants and animals that depend on coral reefs for food and shelter, and this can lead to the collapse of entire ecosystems," he added.
  • ...6 more annotations...
  • "We either reduce our CO2 emission now or many corals will be lost forever," warned Julia Marton-Lefevre, IUCN Director General.
  • According to the study, the Caribbean region has the highest number of highly threatened corals.
  • As they are home to over 25 percent of marine species -- including fish stocks -- loss of reefs could also impact coastal fishing communities.
  • depend on coral reefs for their livelihoods,
  • reef-building corals in particular were "most vulnerable to the effects of climate change".
  • Sea temperature rises bleach and weaken the algae that give the underwater sea life its vibrant color, and make it more susceptible to diseases.
  • Stephania D on 03 Dec 08
     
    Coral reef dangers
Aloysius Utomo

Panda - Enchanted Learning Software - 0 views

www.enchantedlearning.com/...panda

shared by Aloysius Utomo on 25 Nov 08 - Cached
    • Aloysius Utomo
      Aloysius Utomo on 04 Dec 08
       
      Size of pandas
  • Chinese people call the panda "Da xiong mao,"
  • "giant bear cat"
  • ...41 more annotations...
  • symbol of peace in China
  • Female pandas are called sows
  • males are called boars
  • young are called cubs
  • Most bears' eyes have round pupils
  • giant panda, whose pupils are vertical slits
  • Pandas have very good eyesight
  • largest pandas grow to be about 250 pounds
  • 5.25 to 6 feet (1.6 to 1.8 m) long
  • weighs about 220 pounds
  • 40 pounds (18 kg) of food each day
  • Bamboo is very low in nutrition
  • cannot digest it very well
  • 12 hours every day
  • throat and stomach have extra-tough linings to protect them from the tough food
  • captivity (zoos and breeding centers), pandas eat bamboo, rice cereal, carrots, apples, and sweet potatoes
  • usually eat while sitting in an upright positio
  • strong teeth and jaws are very important to a panda's survival
  • Giant pandas have large molars (flat teeth used for crushing food)
  • few sharp teeth which they use to bite tough bamboo stalks
  • Pandas have 42 teeth
  • very thick, oily, woolly fur
  • two types of hairs
  • long, thick, coarse hairs
  • fur is waterproof
  • shorter, fine, dense underfur
  • endangered species
  • roughly 1,000-1,500 pandas living in the wild (in China)
  • 120 living in zoos and breeding centers around the world
  • extremely vulnerable to extinction because of humans
  • mostly shy, solitary animals
  • mostly silent, but they can bleat!
  • 11 different calls, four of which are only used during mating
  • live longer in captivity than in the wild
  • Unlike many other bears, pandas cannot walk on their hind legs
  • do not hibernate since their food is available all year long
  • During the cold winter months, giant pandas go to lower altitudes where it is a bit warmer
  • don't seem to have permanent dens
  • very slow reproductive rate
  • mate in the spring
  • give birth between 95 and 160 days after mating
  • Aloysius Utomo on 25 Nov 08
     
    lota facts
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