There are some tortoises alive currently that were 25 to 50 years old when Charles Darwin was born. There are whales swimming in oceans with 200-year-old ivory spear points embedded in their flesh. Also in existence: cold-water sponges that were filter-feeding during the days of the Roman Empire. In fact, there are a number of creatures with life spans that make the oldest living human seem like a spring chicken in comparison. Here are 10 animals with lifespans longer than yours!