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Monitor lizards are lizards in the genus Varanus, the only extant genus in the family Varanidae. They are native to Africa, Asia, and Oceania, and one species is also found in the Americas as an invasive species. [1] About 80 species are recognized. Monitor lizards have long necks, powerful tails and claws, and well
Mariana monitors in the Southern Mariana Islands shifted major prey classes when their regular prey began declining. [5] The monitors were known for being the top predator on Guam, [6] but the introduction of the brown tree snake (Boiga irregularis) led to a decrease in prey numbers, prompting the monitors to switch to eating invertebrates and foraging through human garbage.
It is verified that like all monitors or possibly all lizards, true monitors have special glands in their jaws, which is almost certainly a homologous feature for these reptiles. However, not all agree that these can be called venom glands, especially since the effect of them are too mild for prey to most lizard and especially true monitors ...
The Gray's monitor (Varanus olivaceus) is a large (180 cm, >9 kg) monitor lizard known only from lowland dipterocarp forest in southern Luzon, Catanduanes, and Polillo Island, all islands in the Philippines. [1] It is also known as Gray's monitor lizard, butaan, and ornate monitor. [3] It belongs to the subgenus Philippinosaurus. [4]
The spiny-tailed monitor, a somewhat small monitor lizard, can attain a total length of up to 70 cm (27 in), although there are unconfirmed reports of wild individuals growing up to 34 inches. [5] The tail is about 1.3-2.3 times as long as the head and body combined.
Two monitor lizards were seen wrestling over scraps of food after snacks left behind from tourists have disappeared because of the coronavirus lockdown. The reptiles were grappling outside a ...
Florida has a big lizard problem. Between lion fish and Burmese pythons, Florida has a lot of invasive species problems -- and the newest is massive Nile Monitor Lizards. Nile Monitor Lizards can ...
Furthermore the species cannot be found in areas with regular human activity, such as the proximity of human settlements, making it vulnerable to human encroachment. An additional problem is the road construction in Northern Sierra Madre Natural Park fragmenting its habitat, and has made this habitat more accessible to loggers, farmers, and ...