1. The ecotypic variations in plant species allow them to thrive in different habitats.
植物物种的地理生态型变异使它们能够在不同的栖息地中茁壮成长。
2. The ecotypic differences in bird populations can be observed in their behaviors and adaptations.
鸟类种群的地方适应型差异可以从它们的行为和适应机制中观察到。