How Many Types Of Crocodiles Live In The World Today? Crocodiles have long and pointed V-shaped noses, whereas alligators have round and U-shaped snouts. Black Caiman - Melanosuchus niger The black caiman, Melanosuchus niger, is a crocodilian. A saltwater crocodile (such as the Nile Crocodile) and the American Alligator skins will have smoother, seamless bend without any spaces between the scales. While enjoying a dip in the ocean, there’s one thing you definitely don’t want to see: a shark fin in the water. There are two types of alligators, the Chinese alligators, and the American alligators. Crocodiles, alligators, and gharials share many physical characteristics but also exhibit unique distinctions. They have four limbs (legs) that are small in comparison to their overall bodies; webbed toes; and ears, nostrils, and eyes that sit on top of their heads. Alligators and crocodiles have small sensory pits around the lower and upper jaws that detect pressure changes in water, which help locate and capture prey. Bay, Bight, Fjord, And Sound: Similarities And Differences Between These Coastal Features, California Condor Facts: Animals Of North America, The Causes And Effects Of Ocean Pollution. Gharials are limited to the Indian subcontinent. The most obvious external differences are visible in the head, with crocodiles having narrower and longer heads, with a more V-shaped than a U-shaped snout compared to alligators and caimans. Caiman is a see also of gavial. The same thing can be said about a dip in a lake or pond—only the creature you want … The snout of the alligator is designed for strength and can withstand stress when applying massive force to break bones and shells. The American Alligator is part of this Order of reptiles. Gharials are bigger than freshwater crocodiles and are smaller than saltwater crocodiles. There are two to three species caimán that share range overlap with the American crocodile, Cuban crocodile, and the Morelet's crocodile, but these are not places most readers likely visit. It is a carnivorous reptile that lives along slow-moving rivers and lakes, in the seasonally flooded savannas of the Amazon basin, and in other freshwater habitats in South America. then alligator and gharial would come outa there fighting like *bam bam* and thn alligator's head would fly off into crocodile's mouth but then it … Alligator vs Crocodile: What are the Differences There are many differences between alligators and crocodiles, but these two reptiles also have a lot in common. Difference between Crocodile and Gharial: Gharials are inhabited only around India, whereas crocodiles are found in wide spreads, including Australia. The salt glands make crocodiles and gharials more tolerant of saline water and can, and are therefore able to spend more time in the open ocean. Caiman vs. Crocodile vs. Alligator. When a crocodile closes its mouth, the upper teeth interlock with the lower. Gharials … Freshwater crocodiles are the most aggressive of these reptiles, while alligators, saltwater crocodiles, and gharials are relatively docile. Firstly, it is worth noting that the term “crocodilians” refers to all members of the Family Crocodylidae (“true” crocodiles), Family Alligatoridae (alligators and caimans) and Family Gavialidae (gharial, Tomistoma). They are members of the order Crocodilia, which also includes Caimans, Gharials and alligator. Differences Between Crocodiles, Gharials, and Alligators Crocodiles are large semi-aquatic reptiles that live throughout the tropics in Africa, Asia, the America and Australia. Crocodilians, which include crocodiles, alligators, caimans, and gharials are the reptiles that first appeared on earth about 210 million years ago. Gharial (Gavialis Gangeticus) Gharial or the fish eating crocodile is one of longest living crocodilians in the world, found in northern part of the Indian Subcontinent. The lower and upper jaws of crocodiles are about the same width, and the teeth fit along the margin. One of the most commonly asked questions is - "What is the difference between a crocodile and an alligator?". The V-shaped snout of the crocodile does not match the strength of the alligator, but is capable of exerting a powerful bite. Alligators and caimans belong to the same family, alligatoridae, whereas crocodiles belong to a different family, crocodylidae. In the alligators and caimans, this tooth fits into a socket in the upper jaw when the jaws are closed, such that its tip is hidden. Gharials, sometimes called gavials, are a type of Asian crocodilian distinguished by their long, thin snouts. * 2010 , Steve Parker, Crocodiles , page 18, The gharial' breathes air into its '''lungs''', like caimans, alligators, and crocodiles. The skull and jaws of all crocodilians function identically, and are composed of the same suite of bones. Jul 28, 2015 - crocodile vs alligator vs caiman vs gharial - Google Search This is a major distinction between "true" crocodiles and alligators and caimans. The gharial is critically endangered as a result of habitat loss, depletion of fish reserves, and entanglement in fishing nets. The Gharial (Gavialis gangeticus) and Tomistoma (Tomistoma schlegelii) have greatly elongated snouts. Although alligators do have the same structures, they have become obsolete and can no longer secrete salt. This is the same type of look that a caiman has as well. Thus, the head length of a 3 m long Gharial is not very different from the head length of a Saltwater Crocodile of the same total length - Gharials simply have a far greater proportion of the head allocated to snout. Gharials . The main criteria used to distinguish members of the three crocodilian Families are associated with the head, particularly the jaws and skull. The snout of the crocodile is thinner. Hence, this group is considered as one of the oldest groups that have lived on earth; they are known as ‘living fossils. It forms more of a V shape along the bottom of it. By Victor Kiprop on November 4 2019 in Environment. All maps, graphics, flags, photos and original descriptions © 2021 worldatlas.com. The long, thin snouts of gharials have about 110 teeth, with 50-52 on the lower jaw and 54-58 on the upper. Furthermore, it is sharply constricted or notched on the snout. However, there are also innate differences, such as behavior. The Gharial (Gavialis gangeticus) and Tomistoma (Tomistoma schlegelii) have greatly elongated snouts. The teeth at the front of the jaw are the largest since they are designed for grasping. The database covers all 23 species of extant crocodilian, including alligators, caimans, crocodiles and the gharial. Alligators can only spend short periods in saline conditions and prefer freshwater bodies. Includes distribution and habitat information (plus maps), photographic images and head drawings, plus biology, ecology and conservation information in an easy to navigate format. The differences described above are apparent physical disparities between the three reptiles. The upper jaw of "true" crocodiles is not as broad as that of alligators and caimans. What Are The Differences Between Gharials, Crocodiles, And Alligators? Castillo Award for Crocodile Conservation, Best Management Practices for Crocodilian Farming. The gharial is a fish-eating reptile native to the freshwater rivers of the Indian subcontinent, and resembles a crocodile except for its elongated snout. The alligator and crocodile share more similarities than the gharial, which is distinguished by an elongated snout. Alligator is a different family. The jaw is designed to feed on a variety of prey. The snout is the biggest difference with the crocodile and the alligator. Gharials dig their nests using the back feet; the depth of the nest is around 20-24 inches. Alligators are members of the Alligatoridae, a close relative to the crocodiles and the caimans. See more ideas about crocodiles, caiman, alligator. Regardless of their function, they help distinguish the skins of alligators and crocodiles. Crocodile and Gharial originated a long time ago, and they, in fact, are living fossils. There are three different families of crocodilians: Alligatoridae (alligators), Crocodylidae (crocodiles), and Gavialidae (gharial). In contrast, the term “crocodiles” refers only to the "true" crocodiles. In all crocodilians the 4th tooth back from the front, on the lower jaw, is greatly enlarged. The distribution and their physical features are very important to distinguish them from each other. Caimans live only in certain freshwater areas of South and Central America. What Is The Ecological Role Of Crocodiles? Natural Habitat. There are 14 species of "true" crocodiles, in three genera; Crocodylus, Osteolaemus, Mecistops). Alligators have a wider upper jaw that overlaps the lower, and when the reptile closes its mouth, the teeth in the lower jaw fit perfectly in the sockets or depressions of the upper jaw. At present, there are 23 living species of Crocodilians that belong to three Families namely; Alligatoridae, Crocodylidae, and Gavialidae. Difference between Caiman vs Alligator The smallest species is the Cuvier's dwarf caiman (Paleosuchus palpebrosus), which grows to 1.2 to 1.5 m (3.9 to 4.9 ft) long. 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