我想是试试螃蟹大钳子的厉害，于是，我拿起一把没有用的牙刷伸到螃蟹面前。

I think it is great to try crab pliers very powerful, so I took a toothbrush out into crab useless before.

youdao

雄性的招潮蟹会挥舞着它那只大钳子来炫耀自己，蜂鸟则是通过和配偶一起俯冲飞翔来展现他的雄姿。

Male fiddler crabs wave an outsized claw to show off, and male hummingbirds display their flying prowess with a flamboyant mating dive.

youdao

雄性的招潮蟹会挥舞着它那只大钳子来炫耀自己，蜂鸟则是通过和配偶一起俯冲飞翔来展现他的雄姿。

Male fiddler crabs wave an outsized claw to show off, and male hummingbirds display their flying prowess with a flamboyant mating dive. These moves probably show off their strength and motor skills.

youdao