资讯

An elephant’s trunk is a marvel of biology. Devoid of any joints or bone, the trunk is an appendage made of pure muscle that is capable of both uprooting trees and gingerly plucking individual ...
Anatomy Of The Elephant. November 11, 2008 1:59 PM ET. Barrie Hardymon Thomas Nast's 1874 Harper's cartoon is the first notable appearance of the Republican elephant.
Elephants’ trunks are capable of grasping a single blade of grass but can also carry nearly 600 pounds. They are inspiring the next generation of bio-inspired robots.