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.
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.
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.
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