Along with setting the folder to be used for cleanup, you can: 1  Recreate the folder hierarchy under the Clean up folder. (This makes it easier to find all of the original messages, if needed.) 2  Don't move unread, categorized, flagged, or digitally signed messages.
Yes, whales are mammals, however due to the fact that they live in the ocean these large animals are referred to as marine mammals. In fact the blue whale is the largest living mammal (and animal species) on this earth. In terms of size the blue whale can grow to lengths of over 90 ft. long and weigh more than 150 tons.
Blue whales are a type of baleen whale known as a rorqual. Despite their huge size, baleen whales like blue whales feed on small organisms. The blue whale feeds primarily on krill, and may eat 2 to 4 tons of krill per day during their feeding season.