Three species of long-beaked echidna 's are ranked equal first on the evolutionary distinct and globally endangered ( EDGE ) list , which identifies the world's100-most unique and threatened mammals .
三种长喙针鼹鼠被并列列为具有独特进化意义的全球濒危动物名单的首位,具有独特进化意义的全球濒危动物列出了世界上100种最独特和受威胁的哺乳动物。