1. Spotted salamander spring migration is an incredible event to witness

    Spotted salamander spring migration is an incredible event to witness

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  2. Majestic lioness surveys her pride land as cubs catch up with her

    Majestic lioness surveys her pride land as cubs catch up with her

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  3. Prehistoric-looking woodpecker is a magnificent backyard sight

    Prehistoric-looking woodpecker is a magnificent backyard sight

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  4. Playful sea lions are just ocean puppies at heart

    Playful sea lions are just ocean puppies at heart

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  5. Biologists film whale shark with radio tracking device attached

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  6. Busy bumblebee works frantically to gather pollen for the winter

    Busy bumblebee works frantically to gather pollen for the winter

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  7. Mother humpback whale proudly visits swimmers with her new baby

    Mother humpback whale proudly visits swimmers with her new baby

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  8. Isopod on reef shark's gill is a fascinating yet disturbing parasite

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  9. The gentle giants of the ocean: Behemoth whale sharks up close

    The gentle giants of the ocean: Behemoth whale sharks up close

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  10. Playful humpback whale shows incredible trust in swimmers

    Playful humpback whale shows incredible trust in swimmers

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  11. Elephants relax and splash in river during hot day

    Elephants relax and splash in river during hot day

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  12. Large shark comes close to curiously inspect scuba divers

    Large shark comes close to curiously inspect scuba divers

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  13. Large shark trailing hook & line swims past scuba diver

    Large shark trailing hook & line swims past scuba diver

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  14. The world's most dangerous bird: The Cassowary of New Guinea

    The world's most dangerous bird: The Cassowary of New Guinea

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  15. Swimmers join humpback whale as it bellows out beautiful song

    Swimmers join humpback whale as it bellows out beautiful song

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  16. Friendly sea turtle greets and swims with delighted scuba diver

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  17. African wild dog puppies burst out of den to greet their mother

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  18. Gigantic channel crab is no match for a hungry octopus

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  19. Mother humpback whale and her newborn calf delight swimmers in Tonga

    Mother humpback whale and her newborn calf delight swimmers in Tonga

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  20. This strange marine animal is like the Roomba of the ocean floor

    This strange marine animal is like the Roomba of the ocean floor

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  21. Gigantic whale shark curiously inspects group of scuba divers in Galapagos

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  22. Baby owl shares breakfast in the nest with his mother

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  23. Scuba diver casually swims along within inches of two gigantic barracuda

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  24. Galapagos shark is a dangerous top predator

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