Sunday, November 14, 2010
4 The Ancient Animal Species Living in Indonesia
Posted by snug of world | Sunday, November 14, 2010 | Category:
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1.Crocodile
As we all know happy crocodile is one of the ancient animals left the earth. Carnivores are animals that crocodiles can live in water and land. Indonesia has 7 species of crocodile from the total of all crocodile species in the world.Crocodile species found in Indonesia, among others:
# Crocodile estuary (Crocodylus porosus):Estuarine crocodile is the largest crocodile species, the longest and terganas among other crocodile species in the world. Estuarine crocodile habitat also has a very wide distribution, even the largest crocodile species than any other. Estuarine crocodiles can be found from the Bay of Bengal (India, Sri Lanka, and Bangladesh) to the Fiji Islands. Indonesia became a favorite habitat for other estuarine crocodiles in Australia.
# Irian Crocodile (Crocodylus novaeguineae)Crocodile Irian exist only on the island of Irian (Indonesia and Papua New Guinea). Body shape crocodiles that live in fresh water estuarine crocodile is just like a smaller and more black in color.
# Mindoro Crocodile (Crocodylus mindorensis)Mindoro Crocodile originally included subspecies (subspecies) of Irian crocodile (Crocodylus novaeguineae), but now this crocodile is considered as a separate species. Mindoro crocodile in Indonesia can be found in eastern and southeastern Sulawesi.
# Kalimantan Crocodile (Crocodylus raninus)Crocodile kalimantan have characteristics similar to estuarine crocodiles. Because of that crocodile found only in East Kalimantan and South Kalimantan, this status is still a matter of some debate.
# Crocodile Siamese or freshwater crocodile (Crocodylus siamensis)Siamese crocodile thought to have originated from Siam. Siamese crocodiles than in Indonesia can be found also in Thailand, Vietnam, Malaysia, Laos, and Cambodia. In Indonesia, Siamese crocodile found only in Java and Kalimantan.
# Sahul Crocodile (Crocodylus novaeguineae)Crocodile Sahul is the same or is still considered a single species with a crocodile Irian. But by some taxonomists Sahul crocodile which only spread in southern Papua was proposed to be a separate species.
# Crocodile senyulong (Tomistoma schlegelii)Crocodile senyulong scattered in Sumatra, Kalimantan, and Java. What distinguishes senyulong crocodile with the other crocodile species is relatively narrow snout.
2.KomodoKomodo, or commonly called gengan Komodo dragons (Varanus komodoensis), is the largest lizard in the world with a body length reaches 2-3 feet and weigh reach 70-140 kg. Large size is associated with symptoms of island gigantism, the tendency for body meraksasanya certain animals that live in small island linked to the absence of mammalian carnivores on the island where dragons live, and the rate of metabolism of small dragons. Because of his body, these lizards occupy the position of a top predator that dominates its place of living ecosystems.
Komodo is the only living ancient dinasaurus (endemic) in Indonesia alone, precisely in Komodo National Park. Nevertheless dragons can also be found in two other islands around Komodo island namely, Rinca and Padar.Komodo lizard secret until to survive for 40 million years is because he has a defense system of natural life found in nails and saliva. Komodo dragon saliva s discussion is deadly because it contains 66 kinds of deadly bacteria. Other Rhasia why dragons to survive as long as it ualah karean way dragons reproduce very privileges. Komodo dragons can lay eggs without males (parthenogenesis).
3.Coelacanth (Ancient Sea King Fish)Coelacanth coelacanths or an ancient fish that many live in 360 million years ago. Coelacanths known as the coelacanth is now left only two species of Latimeria menadoensis (Indonesian coelacanth) and Latimeria chalumnae (coelacanth Comoro). While many other kinds, about 120 species, declared extinct and only found fossil only.
The coelacanth is fish species that are believed lung berparu some experts as tetrapod ancestors, ancestors that lived on land animals, including humans. Coelacanth coelacanths or have habitat in the deep sea, 700 meters below sea level. Although sometimes these ancient fish could be dikedalaman sea 200 meters.
In 1998, coelacanths caught a fishing net in waters off the island of Manado Tua, North Sulawesi. This type of fish is already commonly known by local fishermen but has not terdiskripsikan to an American researcher who lived in Manado, Mark Erdmann and some friends including LIPI scientists publish it and lately coelacanths is referred to as a new species, Latimeria menadoensis (Sulawesi coelacanth).
Between species of coelacanths Latimeria chalumnae (Comoros coelacanth) and menadoensis Latimeria (coelacanth Sulawesi) have similar characteristics. This ancient fish tail shaped like a fan with large eyes and scales that look is not perfect (like stone). Reach 2 meters in length weighing 80-100 kg achieved. The difference found on the skin color is brown menadoensis Latimeria Latimeria chalumnae while blue steel.
4. ArowanaAccording to an ancient group Osteoglossids, these fish already exist in the Jurassic period. Currently, they can be found in the Amazon, and in some parts of Africa, Asia and AustraliaSometimes kept as exotic pets, arowana are voracious predators that feed on small animals they can catch, including birds and bats which they catch in mid-flight (they can jump up to 2 meters (6 '6 ") into the air).In China, arowana known as the "Dragon Fish" because of their appearance, and they are considered bearers of luck / Good Fortune.
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