Answer:
it is because there is less oxygen and creatures need more oxygen to perform their work..
hope this helps you ☺️☺️
The first level consumer would get 50 units of energy
at each level of consumers it goes down by 10%
Answer:
Carrector pill muscles hair follicles
Explanation:
melanocytes and keratin are present in the epidermis
<span>This variation be justified by:
</span>Migration to an environment different from their birthplace, and adaptation to the available food, ultimately leading to speciation. because <span>birds use their beaks to eat.</span>.
Energy is lost at each trophic level.