Questions with the keyword 'sight'

• Why do people have different coloured eyes? (For example blue and green) by trin_ to Triona, Shikha, Kevin, Colin Comments: (No comments so far )
• Do all animals see things the same way as humans, so dogs might see things in black and white by 534bera34 and 1 other. to Colin, John, Kevin, Shikha, Triona Comments: (No comments so far )