It’s an invasion of jellyfish. A drone captured video of jellyfish filling a port in Trieste, Italy. It’s not the first time they’ve visited. Scientists say a combination of rising temperatures and wind direction has brought them to the harbor for a second year in a row. One expert said that small changes in temperature, which can seem insignificant to people, can be very significant to these animals. Inside Edition Digital’s Mara Montalbano has more.