A single pregnant stingray hasn't been around a male ray in 8 years. Now, many wonder if a shark is the father. Charlotte, a stingray residing in a tank at a North Carolina aquarium, finds herself at the center of a perplexing mystery. Despite the absence of a male ray in her vicinity, Charlotte was discovered to be pregnant, raising questions about the paternity of her … [Read more...] about A single pregnant stingray hasn’t been around a male ray in 8 years. Now many wonder if a shark is the father.