If threatened though, the Eastern Timber Rattlesnake will rise up and shake its rattle, giving a threat or warning before striking. The last confirmed report of a Timber Rattlesnake in Canada was from Ontario in 1941. Another snake information page, oplin.org, said the maximum length of a timber rattlesnake is 74 inches, again just longer than 6 feet. Snake Fungal Disease is a new emerging threat to snakes in North America, especially rattlesnakes, which has caused significant decline in some Timber Rattlesnake populations. Weight of Timber Rattlesnake: The snakes’ weight depends completely upon their diet. The Timber Rattlesnake is heavy-bodied and can grow to almost 2 m in length. The length of these species varies from 91 to 137 cm. Its fangs are between 2.6 and 3.8 millimeters long, and its venom contains hemotoxins and neurotoxins. There is one report from the 1880s on Fitzwilliam Island in Lake Huron. Female timber rattlers often bask in the sun before giving birth, in open rocky areas known as "basking knolls". Within its range in the U.S., road mortality is also a threat. Characteristics of Timber Rattlesnake. This snake hibernates communally in talus slopes and rocky crevices, usually those that face south. This ability, along with its venom and camouflage, make the Timber Rattlesnake a very effective ambush predator of small mammals, its primary prey. The record length is 74 ½ inches. Isolated populations occur in Massachusetts, North Carolina and Ohio. Females reach maturity after 7–13 years when they are usually larger than 1 m in length, and they only reproduce only once every two to six years. Length of Timber Rattlesnake: This is amongst the largest snakes found In the USA. Historically, it was found in southern Ontario, in the Niagara area and on Pelee Island. This venom causes a range of harmful effects on humans. The Timber Rattlesnake is a long-lived species, and some individuals are thought to live for over 30 years. When born, the young rattlesnake has a single "button" at the end of its tail. The timber rattlesnake, which has an unmarked, triangular head and vertical pupils, is heavy bodied and can grow to almost two metres in length. Timber Rattlesnakes breed primarily in the fall, and females give birth to an average of 10 live young in the fall of the following year. Generally, rattlesnakes can strike as much as 1/3 to 1/2 of their body length. Generally, this snake is yellow, brown or grey with dark chevron or v-shaped cross bands and a solid-coloured darker tail. At birth, the young are 19–38 cm in length. The only other rattlesnake in eastern Canada is the Massasauga, which has dark bars on the top of the head and butterfly-shaped blotches on the back. It has an unmarked triangular head, vertical pupils, heat-sensing pits and usually a rattle at the end of its tail. It has an unmarked triangular head, vertical pupils, heat-sensing pits and usually a rattle at the end of its tail. Despite their size, cryptic coloration allows them to … These are a highly variable snake that can only be confused with the Eastern Massasauga, the only other snake with a rattle on its tail. No longer occurs in Canada. Generally, the body of this snake is yellow, brown or grey with dark bands, but some individuals are all black. Human persecution and habitat loss are responsible for the extirpation of this species in Canada. Measuring from 3 to 4.5 feet or more in length, the timber rattlesnake is the largest venomous snake in New York. In the United States, this species ranges from New Hampshire west to Minnesota, and south to Texas and Florida. Like all rattlesnakes, the Timber Rattlesnake is a pit viper; two heat-sensitive pits between its eyes and nostrils allow it to see thermal images of its environment. The unmarked dark tail has a characteristic rattle at the end, which can break off. A timber rattlesnake can grow up to 6.25 feet long, with average lengths between 3 and 5 feet. Timber Rattlesnakes inhabit upland forests with associated clearings and rocky areas. The Timber Rattlesnake is heavy-bodied and can grow to almost 2 m in length. Timber rattlesnakes face many dangers in the wild, including snake fungal disease. Average Total Length: 4’ Description : The Timber Rattlesnake is the largest venomous snake in Ohio. In the summer, these snakes move up to 7 km away from their hibernation site to search for food and mates. Individuals return to the same hibernation site year after year. They more they … Adult Massasaugas are much smaller, reaching a maximum length of only 1 m, with most adults typically 60–75 cm in length. Generally, this snake is yellow, brown or grey with dark chevron or v-shaped cross bands and a solid-coloured darker tail. However, some individuals are all black.