Now your brain will never reject that the meaning of the prefix re- is âbackâ or âagain.â Reflect upon re-, and your vocabulary prowess will never regress! 1  reject: throw âbackâ. 2  recede: move âbackâ.  reduce: lead âbackâ.
1 Rattlesnakes rattle by shaking the rings at the end of their tails. 2  Water moccasins' mouths have a white, cottony lining.  Coral snakes have red, yellow and black rings along the length of their bodies.
Rattlesnakes are a group of venomous snakes of the genera Crotalus and Sistrurus of the subfamily Crotalinae (pit vipers). The 36 known species of rattlesnakes have between 65 and 70 subspecies, all native to the Americas, ranging from southern Alberta and southern British Columbia in Canada to Central Argentina.Rattlesnakes are predators that live in a wide array of habitats, hunting small animals such as birds and rodents.The threat of envenomation, advertised by the loud shaking of the titular noisemaker (rattle) at the end of their tails, deters many predators.he 36 known species of rattlesnakes have between 65 and 70 subspecies, all native to the Americas, ranging from southern Alberta and southern British Columbia in Canada to Central Argentina. Rattlesnakes are predators that live in a wide array of habitats, hunting small animals such as birds and rodents.