The most obvious difference between the brains of mammals and other vertebrates is in terms of size. On average, a mammal has a brain roughly twice as large as that of a bird of the same body size, and ten times as large as that of a reptile of the same body size.
স্তন্যপায়ী ও অন্যান্য মেরুদন্ডী প্রাণীর মস্তিষ্কের মধ্যে সবচেয়ে বড় পার্থক্য কী?
size.