নতুন প্রজাতির উদ্ভবঃ আদিম সরল প্রোটোসেল থেকে আমাদের উদ্ভবের বিবর্তনীয় উপাখ্যান
“There is grandeur in this view of life, with its several powers, having been originally breathed by the Creator into a few forms or into one; and that, whilst this planet has gone cycling on according to the fixed law of gravity, from so simple a beginning endless forms most beautiful and most wonderful have [...]