Kaltura Share to Google Classroom The snake adds a section to its rattle each time it sheds its skin, which can be up to 2 to 3 times a year. Grades: 3 4 5 6 7 8 9 10 11 12 Subjects: ScienceLife ScienceThe Animal KingdomReptiles Collection: ETV StreamlineSC Series: Nature Notes with Rudy Mancke
