Performer(s) Appeared in Dorothy is a green dinosaur featured in The Wiggles sing-along videos. Her skin has big yellow spots, she wears a white floppy hat and is 5 dinosaur years old. She loves roses and has a heart of gold. She is very wise for her age and is always showing empathy toward friends and people she meets. She is full of energy and loves her birthday as the Wiggles always make it fun. She loves mowing the lawn and doing the garden.