Jimmy Fallon and Robert Irwin, son of the late Crocodile Hunter chat and hang out with animals on the Tonight Show! / 95.3 Fresh Radio Lana Pavlovic February 17, 2017 08:06 pm 13 year old Robert Irwin son of the late Steve Irwin also know as the Crocodile Hunter, was a guest on The Tonight Show and melted everyone’s heart including Jimmy Fallon’s. I’m not gonna lie…I had moment watching this. It was so sweet and watching this kid follow in his dads footsteps with the same passion for animals and life! And don’t worry after you dry your eyes, there’s plenty to laugh at. Irwin totally freaks Fallon out with all the weird and wacky animals he brought on the show.