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The Snow Leopard
Uncia uncia
Endangered
Found above the tree line and near permanent
snow in central Asia's dry mountainous country, the
snow leopard
has been prized as a hunter's trophy, destroyed as a predator of domestic
flocks, and sought as a source of valuable fur. Complete information as to its
numbers is not available, but almost everywhere it is considered to be rare or
in decline. Currently, the most serious threat to its survival is loss of
habitat due to human expansion.
The Blue whale
The Blue whale is, and always has
been, the largest animal ever to exist on earth. This whale can grow to a
length of 33m (110ft) and weigh 190 tonnes but on the average it is much
smaller. The Blue whale is called a "rorqual" a Norwegian word for "furrow"
and refers to the pleated grooves running from its chin to its navel. The
throat grooves, in addition to streamlining the shape of the whale, allow
the throat area (cavum vent-rale) to expand tremendously during feeding, and
can hold 1,000 tons or more of food and water when fully expanded. By taking
tonnes of water into its mouth and filtering out the fish or krill with its
baleen plates a medium-sized Blue whale can eat over 4 tons of krill a day.
The Giant Panda
The
Giant Panda is one of the most misunderstood
animals
on the planet. For many years, it was believed to be a type of racoon, like the
similarly named red panda. However,
genetics testing and
observation have revealed that the panda is in fact, a bear. It has several
adaptations that make it unusual. First is the fact that it has six digits on
the front paws, giving it an opposable thumb ideal for holding onto the stalks
of bamboo which it consumes in great amounts. The genitalia of the male are
rear-pointing and small which is also decidedly unbearish, and much more like
those of the red panda. It has only been since 1995 that the Panda has been
officially considered a bear.
Poison Dart Frogs
Poison
dart frogs, members of the
Dendrobatidae
family, wear some of the most brilliant and beautiful colours on Earth.
Depending on individual habitats, which extend from the tropical forests of
Costa Rica to Brazil, their colouring can be yellow, gold, copper, red, green,
blue, or black. Their elaborate designs and hues are deliberately ostentatious
to ward off potential predators, a tactic called aposematic coloration.
Caribbean Monk Seal Declared Extinct
Farewell,
Docile Creature: Caribbean Monk Seal Declared Extinct
Because of human disturbance, the Caribbean monk seal has vanished from the face
of the earth.
By Carol Johnson In the midst of politicians sniping at each other,
protesters criticizing the government, rappers getting arrested, and celebrities
having babies, one profoundly significant event took place recently that only a
few people took notice of. Federal officials confirmed what biologists have long
suspected: The Caribbean monk seal is now extinct.
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