Distinctive features of ticks include their eight legs, their pear shape and their brown or red coloration. Find out how ticks can vary between 3 and 30 millimeters with information from an entomologist in this free video on insects and bugs.
About the Author
Mike Quinn has a Master of Science degree in entomology from Texas A&M University. Quinn was the invertebrate biologist for Texas Parks and Wildlife for eight years, where he took the lead on most insect issues.