This means that she may go over a year without eating ... she retreats to a den to give birth to four to 12 live baby rattlesnakes. The newborns are miniature adults, equipped with fangs and ...

[Audio of rattlesnake rattle.] The warning of a rattlesnake ... this part on the end here. Narrator: Without a second button to clack against, the baby rattle can't make any noise!