A bird population evolves. Place the "steps" of what occurs in order. 1 I During a drought, these individuals with longer beaks can reach food buried underground The birds with longer beaks get more food 3 | Over time, the population has more individuals with longer beaks 4 A species of bird has genetic variation in beak length Birds that are well fed survive and reproduce :::: :::: :::: 2.

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Ecological adaptations

An ecological adaptation is any morphological, physiological, or behavioral trait of an organism that allows it to survive and reproduce in a habitat or ecosystem. Adaptation is a biological mechanism by which an organism gradually gets more acclimated to its surroundings.