It depends if you are using an app or not on your mobile. If you are simply using 'Twitter Mobile' then avatars aren't supported and won't appear. Most apps have this function though and your avatar should be visible.
false
true
client
www.yahoo.com is for computers m.yahoo.com is for mobile devices
CPM is not used in today's computers and mobile devices.
hotspot
Hot spot
You can access Twitter on any mobile device through Twitter Mobile or Mobile Internet.
The mobile-friendly approach is a practice that emphasizes designing and developing the online experience for mobile before other devices.
You can access Twitter through Mobile Twitter or Mobile Internet.
A specification for short-range radio links between mobile computers, mobile phones, digital cameras, and other portable devices.
Devices that use wi-fi technology are typically mobile devices. Examples of these devices include laptops, e-readers, tablets, mobile phones and smartphones. Other devices, such as computers and televisions, may also use wi-fi technology.