adaptive

变色龙的变色能力是一种帮助它们躲避捕食者的适应性特征。

The chameleon's color-changing ability is an ___adaptive trait that helps it avoid predators.

这种植物具有很强的适应能力，可以在各种气候条件下生存。

This plant is highly ___adaptive and can survive in various climate conditions.