![]() ![]() 3 Currently, the Eastern Galápagos Racer persists on three small islets around Floreana and on San Cristóbal Island. 2 However, the species has already been extirpated from one island: Floreana. 2 Pseudalsophis biserialis is listed in this category because this species is tolerant of habitat modification, has presumed stable populations, and is not undergoing a continuing decline in the extent and quality of its habitat. 1, 3, 5 Juveniles of Pseudalsophis biserialis are preyed upon by centipedes. grayii), juvenile Marine Iguanas ( Amblyrhynchus cristatus), invertebrates, and possibly birds. ![]() leei), lizards ( Microlophus bivittatus and M. 4 They are foraging predators that feed on geckos ( Phyllodactylus baurii and P. biserialis are mildly venomous, which means they are dangerous to small prey, but not to humans. 1, 2 During the daytime, especially around 8:00 and 17:00, Eastern Galápagos Racers are active on soil, leaf litter, and rocks. Pseudalsophis biserialis is a diurnal and terrestrial snake inhabiting volcanic rock areas, dry shrublands, dry grasslands, and deciduous forests. Natural history: Uncommon on San Cristóbal Island, but frequent on the islets near Floreana Island. The snakes on San Cristóbal Island are usually striped, whereas those near Floreana are mostly spotted. ![]() Pseudalsophis biserialis is the only snake known to occur on San Cristóbal Island and three of the surrounding islets of Floreana Island. Spanish common names: Culebra oriental de Galápagos, serpiente corredora de Galápagos. Many species are shy and will not bother you if you don’t bother them.Reptiles of Ecuador | Serpentes | Colubridae | Pseudalsophis | Pseudalsophis biserialisĮnglish common names: Eastern Galápagos Racer, San Cristóbal Racer, Floreana Racer. ![]() If you see a snake watch it from a distance. Making sure mice aren’t attracting snakes into your home is important, but remember not to use glue traps or poison as snakes and other animals may also be harmed or killed. In colder weather, they may seek shelter in a warm home, or be searching for food. Snakes will enter homes for one of two reasons. Be conscious of the species that live around you and learn to identify common ones. Learn myth from fact and respect the job they have in nature. The best way we can coexist with snakes is to better understand them. Fortunately, the two venomous species in the Hudson Valley, the Northern copperhead ( Agkistrodon contortrix mokasen ) and the Timber rattlesnake ( Crotalus horridus ), are not typically found in Westchester County.Īs with all wildlife, the goal is to coexist with snakes with whom we share the same space. All three of these species are non-venomous and harmless to humans. The most common species in Westchester County are the Eastern garter snake ( Thamnophis sirtalis sirtalis ), Northern black rat snake ( Pantherophis obsoletus ) and the Northern water snake ( Nerodia sipedon ). Here in New York, we have 17 native species of snakes. With tick-borne illnesses on the rise, snakes provide a chemical-free, natural way to control the mouse population. A big benefit to humans is many snakes’ propensity to consume mice, a common carrier of ticks. The presence of snakes is seen as a sign of good ecological health. Snakes, as predators, are important to keeping balance in the food web and are nature’s own pest control. In fact, snakes are beneficial in our suburban communities. Here in Westchester County, however, there is little need for concern when it comes to our slithery neighbors. It may be their predatory nature, the way they slither, or how they are portrayed in myths, folktales and movies. There are many reasons people fear snakes. For many people, seeing a snake in their backyard or on a hike is scary and disconcerting, especially when they have pets and children. As the spring weather warms up, animals, including snakes, are becoming more active. ![]()
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