Fallen lizards and geckos represent your mission. The humble gray gecko represents the daily tasks that you are used to and think you can handle. Colorful lizards are bigger and more eye-catching, which represents the focus and difficulty of this task. One falls on the leader's leg, indicating that you think the leader can bear it; Slipping your shoulders means that you don't have enough confidence in yourself and are worried that you are not qualified.
That's about it.