Types of Goannas
The lace monitor is the second-largest of all goannas, reaching lengths of up to 2 m. Other more common tree goannas, such as the Timor tree monitor (V. timorensis) and mournful tree monitor (V. tristis,) do not grow to quite such lengths, averaging a maximum of 61 cm, nose-to-tail.
The Asian water monitor was described by Laurenti in 1768 and is among the largest squamate lizards in the world. The species is known as Malayan water monitor, Asian water monitor (or kabaragoya, denoting a Sri Lankan subspecies with distinct morphological features), common water monitor, two-banded monitor, and as rice lizard, ring lizard, plain lizard and no-mark lizard, as well as simply "water monitor".
A goanna is any of several Australian monitor lizards of the genus Varanus, as well as certain species from Southeast Asia. Around 30 species of goanna are known, 25 of which are found in Australia. This varied group of carnivorous reptiles ranges greatly in size and fills several ecological niches.
The lace monitor is the second-largest of all goannas, reaching lengths of up to 2 m. Other more common tree goannas, such as the Timor tree monitor (V. timorensis) and mournful tree monitor (V. tristis,) do not grow to quite such lengths, averaging a maximum of 61 cm, nose-to-tail.
The lace monitor is the second-largest of all goannas, reaching lengths of up to 2 m. Other more common tree goannas, such as the Timor tree monitor (V. timorensis) and mournful tree monitor (V. tristis,) do not grow to quite such lengths, averaging a maximum of 61 cm, nose-to-tail.
The Lace Goanna or Lace Monitor (Varanus varius) is the second largest Australian goanna and can grow to two metres. Its range is restricted to eastern Australia, where it is found from Melbourne in the far south all the way up to Cape York in the north.
Unlike other goannas a water monitor will not run, but rather slide into the water when disturbed or threatened. The Sand Monitor. The Sand Monitor, sometimes called Goulds Monitor or Goulds Goanna, is the most common Australian goanna. Another name sometimes used for them is Racehorse Goanna.
The Dampier Peninsula monitor or Dampier Peninsula goanna (Varanus sparnus), described in 2014, is the smallest known species of monitor lizard, growing up to 16.3 grams with a length of almost 23 cm and a SVL (snout to vent length) of 116 mm.
A goanna is any of several Australian monitor lizards of the genus Varanus, as well as certain species from Southeast Asia. Around 30 species of goanna are known, 25 of which are found in Australia. This varied group of carnivorous reptiles ranges greatly in size and fills several ecological niches.
A goanna is any of several Australian monitor lizards of the genus Varanus, as well as certain species from Southeast Asia. Around 30 species of goanna are known, 25 of which are found in Australia. This varied group of carnivorous reptiles ranges greatly in size and fills several ecological niches.
The emerald tree monitor (Varanus prasinus) or green tree monitor, is a small to medium-sized arboreal monitor lizard. It is known for its unusual coloration, which consists of shades from green to turquoise, topped with dark, transverse dorsal banding. This coloration helps camouflage it in its arboreal habitat.
A goanna is any of several Australian monitor lizards of the genus Varanus, as well as certain species from Southeast Asia. Around 30 species of goanna are known, 25 of which are found in Australia. This varied group of carnivorous reptiles ranges greatly in size and fills several ecological niches.
A goanna is any of several Australian monitor lizards of the genus Varanus, as well as certain species from Southeast Asia. Around 30 species of goanna are known, 25 of which are found in Australia. This varied group of carnivorous reptiles ranges greatly in size and fills several ecological niches.
The Komodo Dragon The best known monitor lizard is the biggest species, the Komodo Dragon. Interestingly, there is also a dragon family of lizards in Australia (the Agamidae), but the Komodo Dragon isn't a dragon, it's a monitor (family Varanidae).
The lace monitor or lace goanna (Varanus varius) is a member of the monitor lizard family, Australian members of which are commonly known as goannas. It belongs to the subgenus Varanus. Lace monitors are the second-largest monitor in Australia after the perentie.
Mertens' or Mertens's water monitor (Varanus mertensi), often misspelled Merten's water monitor, is a member of the monitor lizard family found in northern Australia, and is a wide-ranging, actively foraging, opportunistic predator of aquatic and riparian habitats.
The Nile monitor (Varanus niloticus) is a large member of the monitor family found throughout much of Africa, but is absent from the west, where it is replaced by Varanus stellatus.
The Northern Sierra Madre forest monitor (Varanus bitatawa), also known by the local names bitatawa, baritatawa, and butikaw, is a large, arboreal, frugivorous lizard of the genus Varanus. The lizard is a distinctive food of the Aeta and Ilongot indigenous people of the Philippines.
A goanna is any of several Australian monitor lizards of the genus Varanus, as well as certain species from Southeast Asia. Around 30 species of goanna are known, 25 of which are found in Australia. This varied group of carnivorous reptiles ranges greatly in size and fills several ecological niches.
The lace monitor is the second-largest of all goannas, reaching lengths of up to 2 m. Other more common tree goannas, such as the Timor tree monitor (V. timorensis) and mournful tree monitor (V. tristis,) do not grow to quite such lengths, averaging a maximum of 61 cm, nose-to-tail.
The perentie (Varanus giganteus) is the largest monitor lizard or goanna native to Australia, and the fourth-largest living lizard on earth, after the Komodo dragon, Asian water monitor, and the crocodile monitor.
A goanna is any of several Australian monitor lizards of the genus Varanus, as well as certain species from Southeast Asia. Around 30 species of goanna are known, 25 of which are found in Australia. This varied group of carnivorous reptiles ranges greatly in size and fills several ecological niches.
Pygmy mulga monitors are arboreal, with prehensile tails. They grow to a total length of around 35 cm (14 in), 20 cm (7.9 in) of which is tail. The upper surface is brown, grading to grey at the sides. The nostrils are positioned on the sides of the muzzle, about halfway between the tip of the snout and the eye.
Goannas are Australian monitor lizards from the species group ‘Varanus’ which also includes some lizards from South East Asia. Goannas are carnivores, and generally have large, sharp teeth and claws, and range from 20 cm (7.9 inches) to over 2 metres (65 feet, 7 inchs) in length.
The lace monitor is the second-largest of all goannas, reaching lengths of up to 2 m. Other more common tree goannas, such as the Timor tree monitor (V. timorensis) and mournful tree monitor (V. tristis,) do not grow to quite such lengths, averaging a maximum of 61 cm, nose-to-tail.
Rosenberg’s Goanna also has distinct, finely barred “lips”, whereas the Lace Monitor has far broader bands around the snout. A pale-edged black stripe runs from the eyes, across the ears and onto the neck.
A recent study suggests monitor lizards (including goannas) are venomous and have oral toxin-producing glands. The goanna's hefty tail can be dangerous when swung, much like a crocodile's; small children and dogs have been knocked down by such attacks.
The sand goanna (Varanus gouldii) is a species of large Australian monitor lizard, also known as Gould's monitor, the sand monitor, or racehorse goanna. In some Aboriginal languages, the sand goanna is called bungarra, a term also commonly used by non-Aboriginal people in Western Australia.
A goanna is any of several Australian monitor lizards of the genus Varanus, as well as certain species from Southeast Asia. Around 30 species of goanna are known, 25 of which are found in Australia. This varied group of carnivorous reptiles ranges greatly in size and fills several ecological niches.
The short-tailed monitor, or the pygmy goanna, (Varanus brevicauda) is the second smallest living monitor lizard in the world with a maximum length of 25 cm. They live in desert regions of Australia
The specific name, spenceri, is in honor of English-Australian biologist Walter Baldwin Spencer. Geographic range. V. spenceri is native to the Barkly region in central Queensland/Northern Territory, Australia. Description. V. spenceri can grow to a total length (including tail) of up to 120 cm (47 in).
The spiny-tailed monitor, a medium-sized monitor lizard, can attain a total length of up to 70 cm (27 in). The tail is about 1.3-2.3 times as long as the head and body combined. The upper side is a rich, dark brown and painted with bright-yellowish to cream spots, which often enclose a few dark scales.
A goanna is any of several Australian monitor lizards of the genus Varanus, as well as certain species from Southeast Asia. Around 30 species of goanna are known, 25 of which are found in Australia. This varied group of carnivorous reptiles ranges greatly in size and fills several ecological niches.
Varanus kordensis, the Biak tree monitor, is a member of the Varanidae family found on Biak Island in Indonesia. It is also known as the Kordo tree monitor. Long considered a subspecies of the emerald tree monitor (V. prasinus), most authorities now treat it as a separate species. Description. The Biak tree monitor is mainly yellow-green, although in captivity specimens frequently lose their ...
The blue-spotted monitor (Varanus macraei) is an elongated lizard with a prehensile tail that makes up about two-thirds of its total length. Blue-spotted monitor limbs are long, slender and widely separated, ending in five thin, long-toed digits.
During the Pleistocene epoch, giant monitor lizards lived in Southeast Asia and Australasia, the best known fossil being the megalania (Varanus priscus, a giant goanna formally known as Megalania prisca). This species is an iconic member of the Pleistocene megafauna of Australia, thought to have survived up until around 50,000 years ago.
V. timorensis also has long, sharp claws well-suited for climbing and defense. The species grows to a maximum of 61 cm, and weighs between 100 and 350 g. Behavior. Timor monitors are arboreal, diurnal lizards.
A goanna is any of several Australian monitor lizards of the genus Varanus, as well as certain species from Southeast Asia. Around 30 species of goanna are known, 25 of which are found in Australia. This varied group of carnivorous reptiles ranges greatly in size and fills several ecological niches.
The yellow-headed water monitor (Varanus cumingi), also commonly known as the Philippine water monitor or Cuming's water monitor, is a large species of monitor lizard in the family Varanidae. Varanus cumingi was previously recognized as a subspecies of the water monitor (Varanus salvator), but today is acknowledged as a species in its own right.