While Apple called lots of attention to the light, slim design of the new MacBook Pros at their introduction, it focused even more attention on an all new feature that's completely new to the Mac platform: the new Touch Bar and its Touch ID fingerprint sensor that takes the place of a power button.
Cursorial - Adaptations for running are seen in both predators and prey. For example Lagomorphs, terrestrial Cetartiodactyls (giraffids, cervids, bovids, antilocaprids), Perissodactyls, Carnivora (canids, and felids), Thylacynids all are cursorial.
Mammals are endothermic and are warm blooded animals. Of all the class in the animal world the mammals are considered to be the most advanced and popular class. They are the oldest animals in the world that live from the world of dinosaurs.