Giant flightless birds were nocturnal and possibly blind

If you encountered an elephant bird today, it would be hard to miss. Measuring in at over 10 feet tall, the extinct avian is the largest bird known to science. However, while you looked up in awe, it's likely that the big bird would not be looking back. According to a brain reconstruction, the part of the elephant bird brain that processed vision was tiny, a trait that indicates they were nocturnal and possibly blind.

from Latest Science News -- ScienceDaily https://ift.tt/2DfrWvI