Based on San Cristobal, there a good variety of things to do, and the team make sure that you see a lot of the island and participate in different types of projects. There are some early starts, and some of the work can be physical, but you feel like you are part of the local team doing useful work to help conserve this unique place. You will get the chance to see many iconic species of animals in this project from only a couple of metres away. The host family and local project team are all passionate about their work and will ensure that you are looked after.
Top tip - if you want to have side trips, a drink at the bar, or buy any souvenirs, be prepared that this is not a cheap destination and you will spend $$$ quickly - but it is definitely worth considering if you have the opportunity once in your life