Cruise to Blake Island in the dog days of summer and you'll encounter an assortment of critters and plants across the park. On the Evergreen Excursion, our guides are there to point out specific isle inhabitants and highlight their purpose, like the many ways to utilize the Salmonberry, and why a fallen tree covered in moss is known as a nurse log. If Tillicum Excursion is more your style of adventure, use our list below as a jump-off to self-exploration. Sure, you can "Google it"- but there's no better way to learn something new than to experience it for yourself. Scroll below for a hint of the species to discover in Seattle's back yard, and then...