This reduces the effort needed to run at high speeds and explains why ostriches are able to run at up to 45mph for long periods of time. Ostriches are able to hit high speeds and sustain them for long periods because of their energy stored in their tendons.
When a registrar registers a com domain name for an end-user, it must pay a maximum annual fee of US$7.85 to VeriSign, the registry operator for com, and a US$0.18 annual administration fee to ICANN.
Basic domain name registration with a domain registrar can vary in pricing, depending upon the company you choose and the deals they are running to get your business. There are many official domain registrars available (see Resources), with pricing that ranges from $2.00 a month to over $30, as of January 2011.