They died, because the divo's only food died and because of the cold. they cannot grow thicker fur in a year, they cannot change their diet drastically, they cannot just learn to hibernate and they are not used to digging.
<u>NADP</u> ( <u>Nictoniamide Adenine </u><u>D</u><u>i</u><u>n</u><u>ucleotide Phos</u>p<u>hate</u> ) is the final electron acceptor of the photosynthetic electron transport chain.
Ferns are both seedless and vascular
Natural selection :) In simple terms in the one with the best traits will repopulate so they can have the best traits the individuals who are weak typically die off and no one breeds with them :)