对趾足，又称对生趾(Zygodactyl)，此种鸟类的脚趾两趾向前两趾向后的排列方法为对生趾，通常是树栖性的鸟类拥有对生趾，以方便在树枝间攀爬，例如啄木鸟、猫头鹰、杜鹃、鹦鹉以及部分的雨燕。台湾特有种五色鸟就是对生趾之一的鸟种。[1][2][3]
参见
参考资料
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