At these times your chance of seeing whales is higher if you take a dedicated whale watching tour in a high speed boat. (archipelagocruises.com)
You can also go for bird watching tour, nature walks in the forests and also enjoy many other jungle activities such as zip - lining or hiking. (retreatvacations.net)
You can go for dolphin watching tour, surfing, hiking, zip - lining through the rain forest canopy, horseback riding on the beach, sport fishing and many more. (serendipitytraveler.net)