Do you love polka dots? What about on underwater animals? From octopuses to shrimps to eagle rays and more, we've got a photo gallery of all your favorite spotted critters!

What is it like to scuba dive with one of the largest animals on earth? Vanessa Mignon tells of her experience in Tonga with humpback whales.

What killed nine blue whales in Newfoundland? Read here to find out what experts think.