According to most sources, the human hearing (frequency) range is between 20 Hz and 20,000 Hz (bats can hear up to 100,000 Hz!). What does that mean? Sound is a mechanical wave that propagates through a medium (air, water), and the frequency of a sound wave determines its tone and pitch.
A male dog can mate when he's 6 months and older. For females, it's best to wait until they are 2 years old. That way there is less of a chance of miscarrage and she'll have m â¦ ore time to mature and be physically ready for puppies.
Wolf Breeding and Reproduction. Wolves are ready to mate at about two years of age. However, that doesnât mean they are going to. It can be up one year after they are actually able to do so. Here is the reason why that occurs. When it comes to the actual mating, only the lead male and female will actually do so.