Not completely made up. Based on a brain cast for a T-Rex that was discovered. They had really good vision and smell, don’t know about better than an eagle though.
Size doesn’t always equal better. Awhile back it was discovered that mantis shrimp, despite having many more types of receptors in their eyes than humans, completely lack color interpolation and therefor can only see about 12 colors and shades total instead of the broad range that humans see.
Not completely made up. Based on a brain cast for a T-Rex that was discovered. They had really good vision and smell, don’t know about better than an eagle though.
Size doesn’t always equal better. Awhile back it was discovered that mantis shrimp, despite having many more types of receptors in their eyes than humans, completely lack color interpolation and therefor can only see about 12 colors and shades total instead of the broad range that humans see.