This is because while humans have loads of cones in our retinas, cats have a bunch of rods; a different type of photoreceptor cell that’s sensitive to low light.Goldfish can actually see more colours than humans, and they can see ultraviolet light, too.
I read your editorial with a wry smile (Towns and cities across Britain need theatres just as much as the West End , 7 December).• Read more Guardian letters – click here to visit
Savory Turkey Burgers The items in these photos do not necessarily depict the ingredients in Tylee’s dog food. Get a complete list of ingredients in Tylee’s human-grade turkey recipe here. Healthy Protein Bowls The items in these photos do not necessarily depict the ingredients in Tylee’s dog food.