EP1 - Solar Storm EP2 - Frigatebird EP3 - Madagascar Tsingy EP4 - Permafrost Problem EP5 - Mudslide EP6 - Honeybees EP7 - Boiling River EP8 - Kalahari Copycat EP9 - Ringed Seals EP10 - Alpine Twist EP11 - Elephant Swim Lesson EP12 - Hazardous Habitats EP13 - Iguazu Falls EP14 - Arctic Blizzard EP15 - Gobi Desert EP16 - Caddisfly Silk EP17 - Mudflat Mission EP18 - Lost Bottlenose Dolphins EP19 - Desert Creatures EP20 - Hawaiian Monk Seals EP21 - Great Pacific Clean-up EP22 - Volcano Sharks EP23 - Billabong Mystery EP24 - Spider Crab Surprise EP25 - Mysterious Webs