With summer approaching fast, many people enjoying relaxing and spending time at the beach. Some people, however, have fears of what could be lurking in the waters. But this group of beachgoers is in for quite the surprise. When they realize what is swimming with them! From the surface, it’s hard to tell but these dark blobs are actually manatees! Known for their size and gentle nature. They’re also referred to as “cows of the sea”. What’s the strangest thing you’ve seen on vacation? Share in the comments below.