<span>The tracheae possibly have evolved directly from the book lungs</span>
Marsupials used to have adaptations that allowed them to swim but lost these adaptations over time.
<h3>What is Adaptation?</h3>
The term adaptation has to do with those changes that allow an organism to effectively survive and reproduce in its habitat. They could by physiological or morphological changes.
The reason why the Marsupials are found in North america and australia is that, Marsupials used to have adaptations that allowed them to swim but lost these adaptations over time.
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<span>to withstand the winds placed upon them by an earthquake ect. this is from what I've learned in simplest form</span>
I have solved part of it 2. is constantly 6.compass and part of number 3.is sun
